Honey and gasoline have different densities, so the pressure does not double when a liquid's density does.
What is meant by liquid density?A liquid's density serves as a gauge for its weight relative to the volume being evaluated. The liquid that weighs more is denser if two distinct liquids are weighed in quantities that are equivalent. It will float on the water if a liquid that is less thick than water is carefully added to the surface of the water.
Due to the various densities of honey and gasoline, the pressure does not double when the density of a liquid does. Since we all know that the acceleration caused by gravity is constant, I made the assumption that the liquid level would remain the same throughout the activity.
Only the variation in density caused by the chemical composition of the substance has an impact on pressure. According to Pascal's Law, the only situation in which a liquid's pressure could possibly double is if the two objects were the same liquid but were at different heights.
Change fluid density to gasoline at a density of 700 kg/m2, with the tank at least partially filled such that there is some water above the pressure gauge. Note the 118.2 kPa pressure measurement on the gauge. Adjust fluid density to 1400 kg/m2, which is similar to honey. Keep track of the pressure reading, 135.2 kPa. Does the pressure double as the liquid's density does? No why or why not
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If m1 is 50 kg and has a velocity of 4 m/s, and m2 is 75 kg and has a velocity of -1 m/s, then what would be the final velocity of object 2 if the two objects collide and bounce off of each other and object 1 has a final velocity of -2 m/s?
The final velocity of object 2 is: 3 m/sec
What is the conservation of mass?According to the rule of conservation of mass, no atoms are created or destroyed during a chemical process. Instead, the atoms combine in a variety of ways to create goods. This explains why each element has the equal amount of atoms on both sides of an equation with balanced symbols.
According to conservation of mass,
m₁u₁ + m₂u₂ = m₁v₁ + m₂v₂
Given that,
m₁ = 50 kg
m₂ = 75 kg
u₁ = 4 m/s
u₂ = -1 m/s
v₁ = -2 m/s
v₂ = ?
Now, putting the values,
m₁u₁ + m₂u₂ = m₁v₁ + m₂v₂
(50 × 4) + [75 × (-1)] = [50 × (-2)] + (75 × v₂)
or, 125 = -100 + 75 v₂
or, 75 v₂ = 225
or, v₂ = 3 m/sec.
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The absorption spectrum for chlorophylls a and b are shown by the graph. These are two pigments found in plants and green algae that are the main pigments of photosynthesis.
At which wavelength of light would photosynthesis be at its lowest?The absorption spectrum for chlorophylls a and b are shown by the graph. These are two pigments found in plants and green algae that are the main pigments of photosynthesis.
At which wavelength of light would photosynthesis be at its lowest?
A.) 450 nm
B.) 550 nm
C.) 650 nm
D.) 400 nm
The wavelength of light would photosynthesis be at its lowest at 650nm.
The correct option is C.
What is wavelength?The wavelength is the spatial period of a periodic wave which is the distance over which the wave's shape repeats.
Since the absorption spectrum for chlorophylls a and b are shown by the graph which indicates that there are two pigments found in plants and green algae that are the main pigments of photosynthesis.
At point 650nm, the wavelength of light would photosynthesis be at its lowest because red has longest wavelength, at around 620 - 780 nanometers with lowest frequency.
In conclusion, the wavelength of light is defined as “the distance between the two successive crests or troughs of the light wave” and is denoted by the Greek letter lambda.
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Why is the weight of earth is 1 by 6 of the weight of moon?; How do you calculate your weight on the moon and earth?; What is the mass of a 6 kg object when it is brought to the moon that has a gravity that is 1/8 of that on earth?; What is the weight of a 30 kg object on earth?
Answer:
Below
Explanation:
weight = mass * g <==g is less on the moon, so your weight is less on the moon
to calculate weight, you have to use the g of the planet you are on
The MASS does not change....it will be 6kg on the moon or earth
Weight of 30 kg on earth = 30 * g = 30 * 9.81 = 294 N
1. What is a virtual image? List a property that is associated with virtual images. 2. What is the difference between a concave and convex lens (assume both sides are convex or both sides are concave)? Sketch a concave lens and a convex lens below (label both). 3. Repeat the previous question, but with mirrors instead of lenses. 4. You can use a large magnifying glass on a sunny day to ignite a piece of paper. Will the same trick work with a curved mirror? Would the mirror need to be convex or concave? Where would you need t put the paper? Note: Don't actually try this, since you could easily burn or blind yourself!
1. A virtual image is a made-up picture. A light beam that is diverging causes it to happen.
2. Convex lenses are converging lenses, whereas concave lenses are diverging lenses. When parallel rays enter a convex lens, the beams converge to a single point (the focal point), but in the case of a concave lens, the beams diverge.
3. Parallel rays converge to a point at a concave mirror and divert to a convex mirror when they reach it. Convex lenses are analogous to concave mirrors.
4. A concave mirror can indeed be utilized to ignite.
What are concave and convex mirror?
When a hollow sphere's inside surface serves as the reflecting surface and the cut part's outside is painted, the result is a mirror. A concave mirror is the name for this kind of mirror.
If the hollow sphere's cut-out portion is painted from the inside out, then its outside becomes the reflective surface. A convex mirror is the name given to this type of mirror.
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Which of the following statement is true of ATP? A. ATP stands for adenosine triphosphate
B. ATP consists of one adenosine atom and three phosphate atoms
C. ATP consists of one adPOenosine atom and two phosphate atoms
D. The breakdown of ATP provides the energy needed to fuel muscle contraction
The one that is accurate is that when the phosphate is broken down into ADP, ATP releases energy.
Does ATP save its energy in glucose form?The energy that cells need is produced through the breakdown of glucose. More energy cannot be stored by ATP molecules than is released by the cells. In actuality, ATP doesn't retain as much energy as a glucose molecule. See the equation in the question; roughly 38 ATP molecules are produced for every glucose molecule.
How does ATP store energy?The cell stores extra energy by reattaching a free phosphate molecule to ADP, converting it back into ATP. This extra energy can come from the breakdown of food that has been ingested or, in the case of plants, energy produced during photosynthesis.
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based on what we have discussed, which one of the following waves will lose amplitude as it propagates?
The sound is perceived as louder if the amplitude increases, and softer if the amplitude decreases.
What is amplitude?
A periodic variable's amplitude is a gauge of its change over a single period. A non-periodic signal's magnitude in relation to a standard value is its amplitude. There are several definitions of amplitude, which are all functions of the size of the disparities between the variable's extreme values.
The change in pressure that a sound wave causes when it is measured at a particular location is related to the amplitude of the wave. If the amplitude rises, the sound is heard as louder; if it falls, the sound is regarded as quieter.
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a tenn watt heater is used to monatomic ideal gas at a constant pressure of during the process teh volum of gas increases by 23
According to the First law of Thermodynamics, the fraction of heat energy required is 3/5, for monoatomic ideal gas.
What is Ideal gas?An ideal gas is one in which there are no intermolecular attraction forces and all collisions between atoms or molecules are entirely elastic. Three state variables—absolute pressure (P), volume (V), and absolute temperature—can be used to describe an ideal gas (T). Kinetic theory can be used to infer their connection.
What is Thermodynamics?Thermodynamics is the study of changes that take place in a region of the universe that we refer to as the system; the rest of the universe is referred to as the surroundings. The system may be cut off from its environment by a physical or conceptual border.
Calculations:
The percentage of the heat energy given that raises the internal energy of an ideal monoatomic gas when it is heated at constant pressure is:
By the first law of thermodynamics
Q=U+W = f/2nRT+P∫dV= f/2nRT+PV
or Q= f/2nRT+nRT(∵PV=nRT)
= 3/2nRT+nRT= 5/2nRT
∴ Fraction of heat energy supplied = U/Q=
(3/2)nRT/(5/2)nRT = 3/5.
Hence, according to the First law of Thermodynamics, the fraction of heat energy required is 3/5, for monoatomic ideal gas.
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Free-body diagrams are diagrams used to show the relative magnitude and direction of all forces acting upon an object in a given situation. A free-body diagram is a special example of the vector diagrams that were discussed in an earlier unit. These diagrams will be used throughout our study of physics. The size of the arrow in a free-body diagram reflects the magnitude of the force. The direction of the arrow shows the direction that the force is acting. Each force arrow in the diagram is labeled to indicate the exact type of force. It is generally customary in a free-body diagram to represent the object by a box and to draw the force arrow from the center of the box outward in the direction that the force is acting. An example of a free-body diagram is shown at the right The free-body diagram above depicts four forces acting upon the object. Objects do not necessarily always have four forces acting upon them. There will be cases in which the number of forces depicted by a free-body diagram will be one, two, or three. There is no hard and fast rule about the number of forces that must be drawn in a free-body diagram. The only rule for drawing free-body diagrams is to depict all the forces that exist for that object in the given situation. Thus, to construct free-body diagrams, it is extremely important to know the various types of forces. If given a description of a physical situation, begin by using your understanding of the force types to identify which forces are present. Then determine the direction in which each force is acting. Finally, draw a box and add arrows for each existing force in the appropriate direction; label each force arrow according to its type. If necessary, refer to the list of forces and their description in order to understand the various force types and their appropriate symbols.
A visual, dematerialized, symbolic depiction of the body (a structure, element, or fragment of an element) in which all connecting "parts" have been eliminated is known as a free-body diagram.
A diagram that changes when the issue is resolved is called a free-body diagram. A free body diagram often includes the following elements:A condensed form of the body (most commonly a box).A coordinate framework.Arrows showing in the direction in which forces operate on the body are used to depict forces.Moments appeared as curved arrows pointing towards the body's acting direction.The specific problem and the presumptions used will determine how many forces are operating on a body. Friction and air resistance are frequently ignored.
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Use Eq. (9.20) to calculate the moment of inertia of a uniform, solid disk with mass M and radius R for an axis per- pendicular to the plane of the disk and passing through its center
Circular disc's moment of inertia around axis passing through mass and parallel to disc Icm=MR22
Explain about the moment of inertia?The phrase "moment of inertia" in physics refers to the precise calculation of a body's inertia with respect to rotation, or the resistance a body exhibits when a torque is applied to alter its rate of rotation around an axis (turning force).
It is a broad (additive) property: the moment of inertia for a point mass is equal to the mass squared by the perpendicular distance from the axis of rotation. Because it resists rotational motion, the moment of inertia is referred to as such and not as a moment of force.
Moment of inertia is the propensity of an object to continue rotating at a constant speed or in a condition of rest. More torque is needed to shift this state the higher the moment of inertia.
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Adaptations acquired during altitude exposure dissipate within __________ after returning to sea level.
Adaptations acquired during altitude exposure dissipate within 2 -3 weeks after returning to sea level.
High altitude (HA) hikers climb the heights of mountains for a variety of reasons, such as hiking, mountaineering, mining, scientific pursuits, and military duties. The number of visitors to the mountains has increased noticeably in recent years due to improvements in communication, logistics and medical care available at HA sites.
However, in such extreme conditions, the body's normal physiology is altered and consequently the body tends to acclimatize to resume its normal functioning. Normal physiological processes of altitude acclimation usually include hyperventilation, cardioacceleration, and increases in red blood cell count, hemoglobin (Hb), and 2,3-bisphosphoglyceric acid levels. These physiological manifestations assist in the dissociation of oxygen from oxygenated hemoglobin (HbO2), so that more oxygen is delivered to tissues for use by mitochondrial enzymes.
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a pitot tube (fig. 14-48) is used to determine the airspeed of an airplane. it consists of an outer tube with a number of small holes b (four are shown) that allow air into the tube; that tube is connected to one arm of a u-tube. the other arm of the u-tube is connected to hole a at the front end of the device, which points in the direction the plane is headed. at a the air becomes stagnant so that va = 0, At B, however, the speed of the air presumably equals the airspeed B of the plane. Use Bernoulli's equation to derive a formula giving the air speed in terms of the difference h in the liquid levels in that tube, the density rho of the liquid in the U-tube, and the density of air Pair. Suppose that the tube contains alcohol and the level difference h is 34.0 cm. What is the plane's speed relative to the air? The density of the air is 1.14 kg/m3 and that of alcohol is 810 kg/m3. Air Hole A Liquid Number Units
Air speed in terms of the difference in the liquid levels in that tube is 68.85 m/s.
The density rho of the liquid in the U-tube is 810 kg/m³.
The density of air is 1.14 kg/m³.
What is Bernoulli's equation?
The conservation of energy concept as it applies to flowing fluids is stated by the Bernoulli equation. The reduction of fluid pressure in locations where the flow velocity is increased is the qualitative characteristic that is typically referred to as the "Bernoulli effect." Although this reduction of pressure in a flow route restriction may appear contradictory, it becomes less so if you think of pressure as energy density. Kinetic energy must rise at the expense of pressure energy in the high-velocity flow through the restriction.
We know.
Bernoulli's equation = P1 + hρg + [tex]\frac{1}{2}[/tex]ρ(a) v1² = P2 + hρg + [tex]\frac{1}{2}[/tex]ρv2²
Now, P is same : v2 will be 0.
[tex]\frac{1}{2}[/tex]ρ(a)v1² = hρg
v1 = [tex]\sqrt{(2hrhog)/rho(a)}[/tex]
Given,
h = 34cm = 0.34 m
rho, ρ = 810 kg/m³
ρ (a) = 1.14 kg/m³
v1 = v = [tex]\sqrt{2 X 0.34 X 810 X 9.81/1.14}[/tex] = 68.85 m/s
Hence, v = 68.85 m/s
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if the samples are 10 cm from the axis if the rotor and the ultracentrifuge spins at 6.6×104 rpm , what is the magnitude of the net force on the rotor due to the unbalanced samples?
The magnitude of the net force on the rotor due to the unbalanced samples is 64.4 N.
What is magnitude of a force?The total amount of forces exerted on an object is referred to as the magnitude of force. The strength of the force increases when all the forces are pulling in the same direction. When forces are exerted on an item from different angles, the force's strength reduces.
If the net force acting on an object is zero, then the object is not accelerating and is in a state that we refer to as equilibrium. The magnitude of the net force acting on an object is equal to the mass of the object multiplied by the acceleration of the object.
radius r = 12 cm = 12 x 10-2 m
Mass : 10 mg = 10 x 10 -6 kg
angular speed ω = 70,000 rpm = 7330.4 rad/sec
The net force is given by :
F = m ω 2r
Substitute the given values in equation
F = (10 * 10[tex](10 * 10^{-6} kg ) * (7330.4rad / s )^{2} * (12 * 10^{-2} m)[/tex]
F = 64.4 N
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the difference between eps (earnings per share) and ffo (funds from operations) is the interest deduction. True or False?
The given statement about EPS ( earnings per share) and FFO (funds from operations) is false. They are not interest deduction.
Net operating income is represented by EPS. Taxes and preferred dividends are factored into FFO (funds from operations), which also leverages them. Cash flow is not a factor in FFO. Net income to the number of outstanding shares is expressed as an EPS ratio. As previously indicated, companies may add FFO per share to their EPS.
Net income divided by the number of outstanding equity shares is earnings per share for a business. The amount of income being produced on a per-share basis is measured by EPS and FFO per share. the income per share. The company's profit, which belongs to the common shareholders, is measured in terms of earnings per share.
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An object's center of mass is Select all that apply: the point about which the net torque is zero the point about which an unconstrained rotation occurs the geometric center of the object the mass-weighted center of the object the point about which the angular momentum is zero
First and Fourth option is correct
Center of mass of an object:
The centroid of a mass distribution in space (also called the equilibrium point) is the unique point where the weighted relative positions of the distribution masses sum to zero. This is the point where force can be applied to produce linear acceleration without angular acceleration. Mechanics calculations are often simplified when formulated in terms of the center of gravity. This is a virtual point at which the entire mass of the object can be assumed concentrated in order to visualize its motion. In other words, the center of mass is the particle equivalent of a particular object for which Newton's laws of motion apply.
Angular momentum:
Angular momentum is the rotational analogue of linear momentum. It is an important physical quantity because it is conserved. The total angular momentum of a closed system remains constant. Angular momentum has both direction and magnitude, both of which are conserved.
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find the speed of light in each of the following materials. (a) cubic zirconia m/s (b) sodium chloride m/s (c) polystyrene m/s
Speed of light in Cubic zirconia, v = 1.36 x 10⁸ m/s
Speed of light in sodium chloride v =1.94 x 10⁸ m/s
Speed of light in polystyrene v =1..89 x 10⁸ m/s,explained clearly in below attached picture.
Zirconium dioxide exists in the cubic crystalline form known as cubic zirconia (CZ) (ZrO2). The synthetic material may be produced in a wide range of hues, although it is typically hard and colorless. Zircon, a zirconium silicate, should not be confused with it (ZrSiO4). It is occasionally mistakenly referred to as cubic zirconium.
Sodium chloride, generally known as salt, is an ionic substance with the chemical formula NaCl, denoting a 1:1 ratio of sodium and chloride ions. Sea salt, however, also contains other chemical salts. The molar weights of 39.34 g Na and 60.66 g Cl in 100 g of NaCl are 22.99 and 35.45 g/mol, respectively.
A synthetic polymer known as polystyrene is created from the monomers of the aromatic hydrocarbon styrene. Solid or foamed polystyrene are both possible. Polystyrene for general use is transparent, rigid, and brittle. Per unit weight, it is a reasonably priced resin. It has a relatively low melting point and a weak barrier to oxygen and water vapor.
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A rotating wheel accelerates at a constant rate from an angular speed of 24 rad/s to 36 rad/s in a time interval of 3 s. What is the angle in radians through which the wheel rotates?
The angle in radians through which the wheel rotates is [tex]14207.511^{\circ}[/tex].
What is angular velocity?
In physics, angular velocity or rotational velocity, also known as angular frequency vector, is a pseudovector representation of how fast the angular position or orientation of an object changes with time.
Given
initial angular velocity [tex]$\omega_1=25 \mathrm{rad} / \mathrm{s}$[/tex]
Final Angular velocity [tex]$\omega_2=36 \mathrm{rad} / \mathrm{s}$[/tex]
time interval [tex]$t=3 \mathrm{~s}$[/tex]
using
[tex]$$\begin{aligned}& \omega_2=\omega_1+\alpha t \\& 36=25+2 \\& \alpha=1.5 \mathrm{rad} / \mathrm{s}^2\end{aligned}$$[/tex]
(b)Average angular speed [tex]$\frac{\Delta \theta}{\Delta t}$[/tex]
[tex]$$\begin{aligned}& \theta=\omega_1 t+\frac{1}{2} \alpha t^2 \\& \theta=25 \times 8+\frac{1}{2} \times 1.5 \times 8^2 \\& \theta=200+48=248 \mathrm{rad}\end{aligned}$$[/tex]
average angular speed [tex]$=\frac{\Delta \theta}{\Delta t}$[/tex]
[tex]=\frac{248}{8}=31 \mathrm{rad} / \mathrm{s}$$[/tex]
(c)Angle rotated =248 radians
(d)angles in degree [tex]$=14207.511^{\circ}$[/tex]
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Figure shows (Figure 1) a low-pass filter; the output voltage is taken across the capacitor in an L-R-C series circuit Part A Derive an expression for Vout/Vs, the ratio of the output and source voltage amplitudes, as a function of the angular frequency w of the source OV = wc R+W L- e a dew.L everyone 0 o Vot wc/r-wc-a wC /Re-(w 'wc/r+(w It is 1 Vout = Submit Request Answer Figure < 1 of 1 Part B Find an expression for Vout/V, when w is large. 0 1 0 ) (LC HE V O (LC) 0000 O (LC) w2
The output voltage is measured across the capacitor in an L-R-C series circuit, and the expression for Vout/vs for a low-pass filter is 1/(1-w^2lc + (wcR)^2. depending on the angular frequency.
A linear shunt regulator's output voltage (LSR) is defined as the difference between the input voltage and the sum of the current flowing through the shunt resistance, and it is denoted by Vo = Vi- (io+Ish)*Rsh or output voltage = input voltage- (output current + shunt field current)*shunt field resistance. The angular frequency, also known as the angular frequency vector, is the size of the vector quantity called angular velocity. The rotational speed of an object is measured by its angular frequency. It is helpful in many scientific and mathematical fields since it makes it possible to comprehend a wide range of physical world objects' qualities.
Vout = Vs/(R+jwl+1/jwc)
Vout/vs = 1/(1-w^2lc + (wcR)^2
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an atomic spectrum contains a line with a wavelength centered at 402 nm . careful measurements show the line is really spread out between 401 and 403 nm . estimate the lifetime of the excited state that produced this line.
The lifetime of the excited state that produced this line is 416.66sec if a wavelength ranges from 401nm and 403nm.
For solving this problem we use Rydberg equation whose formula is given by
v=[(1 / λ₁) -1 / λ₂)]×(h×c)
where v is the frequency of the photon,
λ is the wavelength of the photon
h is plank's constant
and c is the speed of light in vacuum
Since we are given λ₁ ,λ₂ as 401nm and 403nm respectively.Also we know that value of h is 6.6ˣ10⁻³⁴(J-sec)/m and c=3ˣ10⁸m/sec
So,putting all values on above formula,we get
=>v=[(1/401)-(1/403)]ˣ(6.6ˣ10⁻³⁴) ˣ (3ˣ10⁸)
=>v=[(403-401) ˣ (6.6ˣ10⁻³⁴) ˣ (3ˣ10⁸)] / (401 ˣ 403)ˣ(1/10⁻²⁷)
=>v= [[2 ˣ (6.6ˣ10⁻³⁴) ˣ (3ˣ10⁸)] ₓ(1/10⁻²⁷)] ˣ (1 / 401 ˣ 403)
=>v=(39.6 ˣ 10) / 161603
=>v = 396/161603
=>v = 0.0024/sec
We know time period is reverse of frequency, so lifetime span is
=>t=1/v
=>t=1/ (0.0024/sec)
=>t=416.66sec
Hence, lifetime of the excited state is 416.66sec.
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A student decided to find the density of her house key to try and identify the type of metal from which it is made. She found the volume of the key to be 5 mL and the mass to be 39.5 g.
The density of her house key is 7.9 g/ml, So the metal is Bronze - lead.
Density is the substance's mass consistent with the unit of quantity. The symbol most customarily used for density is ρ, despite the fact that the Latin letter D can also be used. Density is the size of ways tightly a cloth is packed together. it's far defined as the mass consistent with unit quantity.
ρ = m/V, wherein ρ is the density, m is the mass of the item and V is the quantity of the object.
The density of a liquid is a measure of how heavy it is for the quantity measured. in case you weigh the same amounts or volumes of two one-of-a-kind beverages, the liquid that weighs extra is greater dense.
Calculation:-
Density = mass/volume
= 39.5 / 5
= 7.9 g/ml
The density is of two types, one is absolute density, and the alternative is relative density. Relative density is also called unique gravity, which is the ratio of the density of a material to the density of a reference material. typically, the reference fabric is water.
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When force is applied for some distance What is that called?; When a force acting on an object moves it across a distance is called?; What is the transfer of energy that occurs when a force makes an object move?; What is the transfer of energy accomplished by a force moving a mass some distance against resistance?
When force is applied for some distance, it is called work done, and When force acting on an object moves it across a distance is called work done.
When moving an object over a distance, an external force must direct at least a portion of its force in the direction of the displacement. This is referred to as work done in physics. If the force acting along the path is constant, work can be calculated by multiplying the length of the path by the force's component. The work W is mathematically defined as the product of the force f and the distance h, or W = mgh. The work is W = mas if the force is applied at an angle to the displacement.
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Describe the words the motion of the object from 0- 6.0s
The motion of the object from 0 to 6 seconds is a linear motion; the displacement of the object is zero between 0 to 2 seconds, afterwards between 2 to 6 seconds, the displacement of the object increased with increase in time of motion.
What is the motion of an object?
The motion of an object is described as the change in the position of an object with time.
The motion of an object can occur at;
constant velocityconstant accelerationuniform velocityincreasing velocityDuring the motion of an object at a constant velocity, the acceleration of the object for the time period is zero.
If the motion of the object occurs at uniform velocity, the acceleration of the object will be constant.
In the given graph, we can conclude the following based on the object's motion;
between 0 to 2 seconds : the displacement of the object is zerobetween 2 to 6 seconds: the displacement of the object increased with increase in time of motion.Learn more about motion of an object here: https://brainly.com/question/28180340
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4. Two equal weights of 20 N are attached to the ends of a thin string which passes over three smooth pegs in a wall arranged in the form of an equilateral triangle with one side horizontal. Find the tension on each peg.
Answer:
Tension in topmost peg = 40rt(5/3)
Tension in other pegs = 40/rt(3)
Explanation:
Note point: I am taking T as a vector quantity and not scalar.
If the tension in the horizontal pegs is T, then the tension in the topmost peg will be T + T.
Lets find the magnitude of the vector T
|T| = 20/cos 30 can be easily seen by drawing FBD
= 40/rt(3)
Then, tension in topmost peg = rt{1600/3 + 1600/3 + (3200/3)*1/2}
= rt{(3200/3)*(5/2)} = rt(8000/3)
what is the famous title of senen bacani
Senen Bacani is an entrepreneur, the CEO of La Fuerta Inc which is one of the largest exporters of bananas in Philippines.
Who is Senen Bacani?Senen Bacani was the formal sectary of Agriculture to president Corazon Aquino and during that time he visited many Philippines province and realize how poor people struggle to fend for their families and remember how his father who was a doctor received farm produce from his patient, appreciating him for medical care they received seeing the need of the of the rural people, has compelled him to work for shifts in policy and programs as the secretary and later in 1993 after working for president Aquino administration, he establish a business in agriculture to provide employment and to alleviate poverty in the rural areas Mostly in Mindanao, where he establish business venture that brought about not only employment but peace where there had been years of unemployment, crime and inter-ethnic conflict.
Senen Bacani presently head 9 different companies and presently occupies the position of Chairman for different Inc., in the Philippines.
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1. a visible half-circle first-quarter moon 2. darkest phase of the moon full moon 3. when the the earth is between the sun and the moon 29 1/2 days 4. this is a measurement of how far the moon advances each day in orbit 13 degrees 5. the time the earth must rotate to return to same position relative to the moon new moon
First-quarter moon, New moon, Full moon, 13 degrees, 29 1/2 days. A moon can be defined as the natural satellite of planet earth.
An astronomical body that orbits a planet, dwarf planet, or minor body of the Solar System is referred to as a natural satellite most commonly (or sometimes another natural satellite). The term "moon" is a slang term that originated with the name of the Earth's moon for natural satellites.
There are 207 natural satellites that are known to exist in the Solar System's six planetary satellite systems. Orcus, Pluto, Haumea, Quaoar, Makemake, Gonggong, and Eris are seven objects that are frequently referred to as dwarf planets by astronomers and are also known to have natural satellites. As of November 2021, there are 442 more minor planets that are known to have natural satellites.
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4. The bar has a mass of 10 kg and is subjected to a couple moment of M=50 N·m and a force of P=80 N, which is always applied perpendicular to the end of the bar. The stiffness of spring is k=30 N/m and its free length is 0.5 m. The spring remains in the vertical position due to the roller guide at B. Determine the total work done by all the force acting on the bar when it has rotated downward from (=0( to 90 (. (15 points)
The total work done by all the force acting on the bar when it has rotated downward from 0 to 90° is 4500 N·m.
Solving for total work done:The total work done by all the forces acting on the bar can be calculated using the equation for work done by a torque and a spring force.
m = 10 kg
M= 50 N·m
P=80 N
k=30 N/m
x₀ = 0.5 m
θ = 90°
The work done by the torque is given by:
work_torque = M * θ
where,
M= the couple moment
θ = theta is the angle of rotation (90 degrees).
The work done by the spring force is given by:
work_spring = 1/2 * k * (x² - x₀²)
where,
k = the spring constant
x = the displacement of the spring
x₀ = the free length of the spring.
Since the spring is in a vertical position due to the roller guide at B, it will not displace and x=x₀=0.5m, and no work done by spring force.
Therefore, the total work done by all the forces acting on the bar is:
work_total = work_torque
M * θ = 50 N·m * 90 degrees
= 4500 N·m
Hence, the total work done by all the force acting on the bar is 4500 N·m when it has rotated downward from 0 to 90°.
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Consider the following statement: The magnitude of the buoyant force is equal to the weight of fluid displaced by the object. Under what circumstances is this statement true? a. for every object submerged partially or completely in a fluid b. only for an object that floats c. only for an object that sinks d. for no object submerged in a fluid
The amount of fluid the object displaces equals the buoyant force's magnitude.This really is true for any object that is partially or entirely submerged in a fluid.
Whatever happens to the an object when its weight and buoyant force are the same?The object can stay suspended at its current depth if the hydrostatic pressure is equal to its weight.Regardless of whether an object floats, falls, or is held in a liquid, the hydrostatic pressure is constantly at work.
How much of a force does buoyancy exert on an item submerged in fluid?The mass of the fluid that an object displaces determines the size of the buoyancy force acting on it.
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Based on everything you have learned about the formation of our solar system, which of the following statements is probably not true?
Other solar systems will also have planets in the two basic categories of terrestrial and jovian.
Only a tiny percentage of stars are surrounded by spinning disks of gas during their formation.
Other planetary systems will have far more numerous asteroids and comets than actual planets.
Planets always tend to orbit their star in the same direction and approximately the same plane.
The second statement is not true.
what is solar system?
We live on a planet that is part of the Milky Way galaxy's outer spiral arm.
Our solar system is made up of the Sun, our star, and everything gravitationally bound to it, such as the moons, planets, and dwarf planets such as Pluto, Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, and Neptune.
The way the solar system formed is what determines the positioning of the planets and other celestial objects in our solar system. The solar system's early years saw only stony material capable of withstanding the heat closest to the Sun. Since terrestrial planets, the first four planets in the solar system are also known as these. All of them have stony, sturdy, and tiny exteriors.
Because of how our solar system developed, the planets and other celestial bodies are in a specific sequence and configuration. Only rocky material could tolerate the heat when the solar system was young because it was closest to the Sun. They are all small and have stony, solid surfaces.
A very small fraction of newly formed stars is encircled by gas spinning discs. This statement is not true.
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Kinematics - A airplane starts from rest and must reach 20 m/s to take off. If the plane can accelerate at 1.2 m/s^2, find the minimum length of the runway. Pick the closest answer. A) 320 m B) 240 m C) 167 m D) 8.3 m
The minimum length of the runway is closer to 167 m. Hence, option (C) is correct.
What is acceleration?Acceleration is the rate at which a velocity changes over time. It qualifies as a vector quantity because it possesses both direction and magnitude. Meter/second^2 (m/s^2) is the SI unit of acceleration.
Given that acceleration of the plane: a = 1.2 m/s^2.
Final speed of the plane from rest: v = 20 m/s.
Hence, required minimum length of the runway = v²/2a
= 20²/(2×1.2) m
= 166.67 meter.
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Refer to the following circuit. We have RG1 = 600 k2, RG2 = 300 k, Rp = 2.2 k2, RS = 1.2 k2, Vt = 0.4 V, kn = 1 mA/V, and Vpp = 9V. VDD 3R (a) If RG2 is short, find Vp and Vs. (10 points) (b) If Rs is short, find Vp and Vs. (10 points) (c) If Rp is short, find Vs. (10 points) (d) If RG1 and Rp are both short, find Vs. (10 points) (e) If RG1 and Rs are both short, find VD. (10 points) (f) If RG2 is open, and Rp is short, find Vp. (10 points)
(a) If [tex]R_{G_{2} }[/tex] is short,
[tex]V_{S} =0.52V[/tex]
[tex]V_{P} =8.04V[/tex]
(b) If [tex]R_{S}[/tex] is short,
[tex]V_{S} =0V[/tex]
[tex]V_{P}=1.564V[/tex]
(c) If [tex]R_{P}[/tex] is short,
[tex]V_{S} =1.764V[/tex]
(d) If [tex]R_{G_{1} }[/tex] and [tex]R_{P}[/tex] are both short,
[tex]V_{S} =5.55V[/tex]
Given,
[tex]R_{G_{1} } =600K[/tex] [tex]R_{G_{2} } =300K[/tex]
[tex]R_{D} =2.2K[/tex] [tex]R_{S} =1.2K[/tex]
[tex]V_{t} =0.4V[/tex]
(a) If [tex]R_{G_{2} }[/tex] is short,
[tex]V_{G} =0V[/tex]
[tex]V_{GS} = V_{G} -V_{S}[/tex]
[tex]V_{GS} =0-I_{P}R_{S}[/tex]
[tex]V_{P}=9-I_{P}R_{D } = 9-(0.43*10^{-3} )(2.2K)[/tex]
[tex]V_{P}=8.04V[/tex]
And,
[tex]V_{S} = I_{P} R_{S}=(0.43*10^{-3} )(1.2K)[/tex]
[tex]V_{S} ==0.52V[/tex]
Hence,
[tex]V_{S} =0.52V[/tex]
[tex]V_{P} =8.04V[/tex]
(b) If [tex]R_{S}[/tex] is short,
[tex]V_{G} =\frac{300K}{300K+600K} (9)[/tex]
[tex]V_{G} =3V[/tex]
∵ [tex]V_{S} =0V[/tex]
∴ [tex]V_{G{S} } =3V[/tex]
[tex]I_{P} =\frac{K}{2} [3.04]^2=\frac{6.76}{2} mA=3.38mA[/tex]
[tex]V_{P} =9-({3.38mA} )(2.2K)=1.564V[/tex]
Hence,
[tex]V_{S} =0V[/tex]
[tex]V_{P}=1.564V[/tex]
(c) If [tex]R_{P}[/tex] is short,
[tex]V_{P} =9V[/tex]
[tex]V_{S} =I_{P} R_{S }[/tex]
[tex]V_{G}=3V[/tex]
[tex]I_{P} =\frac{1mA}{2} [(3-(1.2K)I_{P} )-0.4]^{2}[/tex]
[tex]I_{P}=1.47mA[/tex]
∴ [tex]V_{S} =I_{P}(1.2K)[/tex]
[tex]V_{S} =1.764V[/tex]
Hence,
[tex]V_{S} =1.764V[/tex]
(d) If [tex]R_{G_{1} }[/tex] and [tex]R_{P}[/tex] are both short,
[tex]V_{G}=9V[/tex]
[tex]V_{S} =I_{P}R_{S}[/tex]
[tex]I_{P} =\frac{1mA}{2} [(9-(1.2K)I_{P} )-0.4]^{2}[/tex]
[tex]I_{P} =4.63mA[/tex]
∴ [tex]V_{S} =I_{P}R_{S}=(4.63mA)(1.2K)[/tex]
[tex]V_{S} =5.55V[/tex]
Hence,
[tex]V_{S} =5.55V[/tex]
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In which graph is acceleration the slope?
A. Distance versus time
B. Acceleration versus time
C. Velocity versus time
D. Position Versus time
The graph of the slope's acceleration depicts velocity vs time.
reveals the solution.
The distance an object has travelled over time is displayed on a distance-time graph.
A straight-line graph of the time versus distance results is shown. The Y-axis displays the distance. The X-axis displays a time plot. Velocity changes occur more quickly on the graph with the sharpest slope.
It picks up speed the fastest. The acceleration of an item is shown by the slope of a velocity graph. As a result, the value of the slope at a particular time determines the item's acceleration at that specific instant.
A moving item is shown by a sloped line on a distance-time graph. The object's speed is equal to the gradient or slope of the line on a distance-time graph.
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