a plan or series of plans showing the placement of each lighting instrument and its type, wattage, size, wiring, and color is called light plot.
What is on a light plot?Specifically for theatrical lighting designers, a light plan, lighting plot, or merely plot is a document similar to an architectural blueprint used to depict and communicate the lighting design to the director, other designers, and finally the Master Electrician and electrics team.Each fixture in the Instrument Schedule typically includes a single line of text.Other than what can be inferred from the hanging position name and fixture's sequence number, it lacks the particular fixture location information that the Light Plot has.To learn more about Light Plot refer,
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Part A Identify the zero-force members in the truss. (Figure 1) (Hint: Use both visual inspection and analysis.) Check all that apply. DE UAB CD O BE BC BD AE
The zero-force members in the truss are BE and BC. This is because they are the two non-collinear members.
How would you identify zero-force members in truss?You would definitely identify zero-force members in a truss by the fact that a joint has only two non-collinear members and there is no external load or support reaction at that joint, then those two members are zero-force members.
Zero-force members in a truss are the structural members that significantly support no loading but aid in the stability of the truss.
Therefore, the zero-force members in the truss are BE and BC. This is because they are the two non-collinear members.
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Have you ever prototyped an idea? How did you do it?
Yes, I have prototyped an idea.
How to prototype an idea?
STEP-1 Create Your Ideas Now: Here are some initial steps you may take to speed up the idea-generation process. Conduct in-depth research Know the market value, potential rivals, manufacturing method, and overall cost of your goods.
STEP-2 Make a Simplified Version of Your Idea: Making a straightforward representation of your idea would be the next step after conducting considerable research and settling on an idea.
STEP-3 Make a Realistic Prototype: You actually start working on your prototype at this point.
STEP-4 Develop Your Prototype Until It Is Perfect: The hardest and longest phase of them all is this one.
Hence, the prototype of an idea is given.
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An inverse-time circuit breaker is used for branch-circuit short-circuit and ground-fault protection for a 30-horsepower, 208-volt, 3-phase squirrel-cage motor. Calculate the maximum rating permitted for the circuit breaker.
The circuit breaker may have a maximum rating of 20–25.Any breaker between the aforementioned ratings will therefore be adequate.
Identify the motor rating in the circuit breaker?Motor rating will be translated from horsepower (hp) to watts (W).
Circuit breakers are typically installed for electric circuits 20% to 25% more than the circuit's Rated Current, whereas overload relays are typically installed for electric circuits 20% to 25% more than the circuit's Running Current.
Therefore, the rated current of the motor will be multiplied by 1.2 1.25 Step by Step to get the maximum capacity of the circuit breaker. Explanation:
1 horsepower is 745.7 watts, so 30 horsepower is 22371 watts.
Assuming 208V phase to phase voltage and unity power factor (cos=1)
Rated Power (watt) equals 3. V.I. cos
If 208V is the voltage from the phase to the neutral, then use the following formula:
Rated Power (watt) equals 3. V.I. cos.
62.169A is the rated current.
So,
62.169A is the rated current.
Therefore, the needed maximum rating for a circuit breaker is: 20–25 percent of the rated current = 62,17*1.2 62,17*1.25 = 74.6–77,7A
Any breaker between the aforementioned ratings will therefore be adequate.
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technician a says that downflow radiators use a double pass flow principle. technician b says that a counterflow radiator uses double pass flow routing. who is correct?
Downflow radiators, according to Technician A, operate on the double pass flow principle. A counterflow radiator, according to Technician B, uses double pass flow routing.
Is a downflow radiator preferable than a crossflow radiator?
Downflow radiators' performance-wise cooling capability is constrained. Crossflow radiators have the following benefits: They reduce heat faster. Typically, they have a bigger core area. The direction of water flow through radiators is used to categorize them. Some radiators have a bottom-up flow style with water flowing from the top. In another sort of radiator with cross flow, water travels horizontally from an input tank on one side to another tank on the opposite side. Regardless of the components, there are fundamentally two types of radiators: cross-flow radiators and down-flow radiators, depending on where the tank is.
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true or false: a riverbed with a shallow slope will yield high velocity streamflow. question 1 options: true false
The majority of U.S. Geological Survey (USGS) stream gages measure stage and are made up of a building that houses the equipment needed to measure, store, and transmit stream-stage data.
There are numerous ways to measure stage, often known as gage height. One such method involves placing a stilling well along a riverbank or on a bridge pier. Through underground pipelines, water from the river enters and exits the stilling well, allowing the water surface in the stilling well to be level with the water surface in the river. A float, pressure, optical, or acoustic sensor may be used to measure the stage inside the stilling well. An electronic data recorder automatically stores the observed stage value on a regular basis, typically every 15 minutes.
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A homogeneous 800kg bar AB is supported at either end by a cable asshown in the figure
below. Calculate the smallest area of each cable if the stress is not to exceed 90MPa in bronze and
120MPa in steel.
The smallest area of each cable if the stress is not to exceed 90MPa in bronze is 43.6 mm² and 120MPa in steel is 32.7 mm².
What is normal stress?If the direction of deformation force is perpendicular to the cross-sectional area of the body, the stress is called normal stress. Changes in wire length and body volume will be normal.
σ = P/A
Where, σ = Normal stress
P = Pressure
A = Area
1 Kg = 9.81 N
800 kg = 7848 N
Since the rod is half bronze and half steel
800 kg = 7848/2
= 3924 N
Pₙ = Fₙ = 3924 N [n = Bronze]
Pₓ = 3924 N [x = steel]
Given,
σₙ = 90MPa
σₓ = 120MPa
Aₙ = ?
Aₓ = ?
Aₙ = Pₙ/σₙ
Aₙ = 3924/90
Aₙ = 43.6 mm²
Aₓ = Pₓ/σₓ
Aₓ = 3924/120
Aₓ = 32.7 mm²
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Select all that are true. Group of answer choices major parts of a dc motor are stator, rotor, commutator, and brushes. If the rotor of a dc motor consists of just one conductor loop, the output torque will vary in magnitude from zero to a maximum and back to zero over every half turn of the rotor. Using multiple loops in the rotor of a dc motor not only gives higher torque but also ensures a constant magnitude of the output torque. Using electromagnets in the stator of a dc motor makes higher torque values possible. In a series motor, rotor and stator are connected in series. In a shunt motor, a bypass circuit is provided to prevent overload.
In the context of a DC motor following statements given in options A,B,D, and E are true.
A DC motor belongs to a class of electrical motors that convert direct current electrical energy into mechanical energy, meaning that any electric motor that operates using direct current is referred to as a DC motor.
True statements are as follows:
'Major parts of a DC motor are the rotor, stator, commutator, and brushes'. 'If the rotor of a DC motor consists of just one conductor loop, the output torque varies in magnitude from zero to a maximum and back to zero over every half turn of the rotor.' 'Using electromagnets in the stator of a DC motor creates higher torque values possible'.'In a series DC motor rotor and stator are connected in series'.While statements given in options C and F are incorrect. Which are:
'Using multiple loops in the rotor of a DC motor not only provides higher torque but also ensures a constant magnitude of the output torque'. 'In a DC shunt motor, a bypass circuit is provided to prevent overload'.You can learn more about DC Motor at
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True or False? For vehicles equipped with a limited-slip, or positive-traction, differential, check the
vehicle's VIN and service information for the proper replacement fluid to avoid damaging the unit.
The vehicles equipped with a limited-slip, or positive-traction, differential, check then vehicle's VIN and service information for the proper replacement fluid to avoid damaging the unit is true.
What does the VIN Share report service?The report provides comprehensive details about the car, including information on things like accident histories that you might have had trouble actually discovering. An identity card for your car, the VIN report. Because of its past. Since 1982, the database has kept track of every vehicle sold.The 17-character VIN serves as a unique identifier for the car and is made up of both capital letters and digits. The manufacturer, specifics, and distinctive characteristics of the car are shown by the VIN. It is possible to trace recalls, registrations, warranty claims, thefts, and insurance coverage using the VIN.To learn more about VIN report refer to:
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Semiconductor materials with band gaps greater than 3. 5 ev are considered to be a?.
The largest bandgap, often larger than 3 eV, is found in insulators due to the wide gap between the valence band and conduction band.
What is insulators ?A substance that prevents free flow of electrical current is known as an electrical insulator. The electrons in the insulator's atoms are securely bonded and immobile. Electric current is easier to conduct through semiconductors and conductors made of other materials.
An insulator can be identified by its resistivity, which is higher than that of semiconductors or conductors. Non-metals are the most prevalent examples.
Because even insulators have minute amounts of mobile charges that can convey current, there is no such thing as a perfect insulator. Additionally, when a sufficiently high voltage is supplied to the point where the electric field separates electrons from the atoms, all insulators turn into electrically conductive materials. This is referred to as an insulator's breakdown voltage.
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Circuit swtiching requires what type of channel, which means it is assigned exclusively to one call for the duration of the connection and cannot be used by another phone call?.
The network in which users who are calling and being called first establish a dedicated channel (or circuit) between them.
The network in which users who are calling and being called first establish a dedicated channel (or circuit) between them. The channel is also only accessible to users while the connection is live. Since it allows for the availability of links, wires, or frequencies between system users for each call, the telephone system serves as the standard illustration of a circuit switched network. Two channels are designated for full-duplex communication while one channel is set up for half-duplex communication. The circuit switching network is primarily responsible for handling voice communication, which calls for real-time services with little to no delay. The only time the network requires a call setup delay is before a conversation. Due to network congestion or overload, calls may be blocked or dropped.
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explain the reasons for any differences between calculated, simulated, and measured values in the output voltages of the summing and difference amplifiers.
Summing amplifiers, often referred to as voltage adders or voltage multipliers, are used in op-amp summing circuits to multiply input voltages.
When two input signals are applied to the inputs of the inverting and non-inverting terminals of an operational amplifier, the differential amplifier, a voltage subtractor circuit, generates an output voltage proportionate to the voltage difference between those two input signals.
So far, we have connected to the operational amplifier using only one of its inputs, either the "inverting" or the "non-inverting" terminal, and amplified a single input signal while connecting the other input to ground.
However, because a typical operational amplifier has two inputs—inverting and non-inverting—we can also connect signals to both of these inputs at the same time to create a Differential Amplifier, a common type of operational amplifier circuit.
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in an analogy between a building and a living body, is the crew installing plumbing in the building acting catabolically or anabolically? is their work exergonic or endergonic?
The correct answer is anabolically is the crew installing plumbing in the building acting and for work endergonic.
An endergonic reaction (such as photosynthesis) is a reaction that requires energy to be driven. Endergonic means absorbing energy in the form of work. The activation energy for the reaction is typically larger than the overall energy of the exergonic reaction. Endergonic reactions are nonspontaneous. anabolically marked by or promoting metabolic activity concerned with the biosynthesis of complex molecules (such as proteins or nucleic acids) : relating to, characterized by, or stimulating anabolism. anabolic agents. anabolic therapy to promote bone formation.
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a turbulent stream bed increases aeration. what would happen to the maximum oxygen deficit at the critical distance if aeration increases on the stream bed due to engineering modification?
Decrease the maximum oxygen deficit at the critical distance if aeration increases on the stream bed due to engineering modification.
What does turbulent stream mean?When water does not flow smoothly and remains outside of parallel strata, it is said to be experiencing turbulent streamflow.In streams with turbulent streamflow, the water is surrounded by rocks and other physical barriers.Water vapor is forced to mix between the parallel layers when it encounters these barriers.The amplitude and direction of the fluid's speed at a given spot are constantly changing in turbulent flow.Even when there are mild currents, rivers and wind flow are typically chaotic.While the bulk of the air or water is moving in a certain direction, it whirls and eddies.To learn more about turbulent streamflow refer,
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Select all of the following strokes from the actual four-stroke spark-ignition cycle that are not included in the ideal Otto cycle.IntakeCompressionPower (expansion)Exhaust
The Intake and Exhaust ( The ideal Otto cycle is a closed system, so there is no intake or exhaust).
What do you mean by a closed system?
Closed systems make use of processing machinery that keeps a product out of contact with the outside world. They enable the passage of materials through a system along predetermined control paths.
Validating closed systems can stop unneeded material exchange between the process and the environment. Sewing machines, watches, clocks, and electric hair straighteners are a few examples of closed systems.
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each transformer over 1000 volts must be protected by an individual overcurrent device on the primary side. where fuses are used, the continuous current rating must not exceed what percent of the rated primary current of the transformer in an unsupervised location?
Fuses are used, the continuous current rating must not exceed 180 percent of the rated primary current of the transformer in an unsupervised location.
Electric motor circuits are frequently protected by fuses, which only work in the event of excessive overload or short circuits. For minor overloads, the motor protection circuit immediately opens the regulating contactor. In electrical circuits, fuse wire is used to stop overcurrent from entering the circuit and protecting the appliances from damage. The fuse blows when a short circuit happens, protecting the connected equipment from further harm. Fuses are the safety mechanisms that are used to protect household electronics like televisions, refrigerators, and computers from damage caused by high voltage. Fuses are made to allow electricity to flow through a circuit, but if the current exceeds a certain limit, the wire will be burned out, rendering the circuit inoperable.
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how to fix your headset if you can only hear out of one side logitech - g935 wireless 7.1 surround sound over-the-ear gaming headset for pc with lightsync rgb lighting - black/blue
Right-click the speaker or headphone icon in Windows and select Open Sound Settings. Under Related Settings, select Sound Control Panel.
How do I pair my gaming headset from Logitech?For five seconds, slide the switch to the off position before sliding it back to Bluetooth mode. 2. Hold down the "Volume Up" and "Track Forward" buttons while pressing and holding them down until the connection LED begins to blink quickly. Now, while searching for Bluetooth devices, your headset ought to show up.The RGB gaming headset has cutting-edge 7.1 surround sound that enhances the sound design of your game for accurate positional audio. Listen to everything as though you were in the center of it all with realistic acoustics.The RGB can indeed be disabled. The quickest method is to use the headset's buttons; the second button from the bottom should be used. You may also use Logitech's G-Hub to switch it off with a computer.To learn more about Windows refer to
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the parting line in injection molding is which one of the following: (a) the lines formed where polymer melt meets after flowing around a core in the mold, (b) the narrow gate sections where the parts are separated from the runner, (c) where the clamping unit is joined to the injection unit in the molding machine, or (d) where the two mold halves come together?
The parting line in injection molding is where the two mold halves come together
A parting line is a line that divides the cavity from the core of the mold. Similar ideas apply to separating surfaces. The core as well as the cavity of the mold block are separated by a surface known as the parting line.
In the injection molding process, the parting surface is just the mold surface that creates the separation between the two mold halves, and also the parting line is the line where the two mold halves meet.
The plastic parting line's goal is to enable the separation of the two mold halves just so the molded part could be ejected first by the ejector.
The molded part's look plus structural integrity are significantly influenced by the location of the splitting line flash.
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technician a says that the state of charge of a nimh battery can be determined by measuring cell voltage. technician b says that many factors should be considered in determining the state of charge of a nimh battery, including temperature, output current, and cell voltage. which technician is correct?
Since technician A said that the state of charge of a NiMH battery can be determined by measuring cell voltage, the technician that is correct is: B) Technician B.
What is a charge?In Science, a charge can be defined as a fundamental, physical property of matter that governs how the particles of a substance are affected by an electromagnetic field, especially due to the presence of an electrostatic force (F).
What is a NiMH battery?NiMH battery is the short abbreviation for Nickel-metal hydride battery and it can be defined as a type of rechargeable battery which is typically used in electronic devices such as the following:
Laptop computers.Mobile phones.Camcorders or digital cameras.Generally speaking, there are several factors that must be considered in order to determine the state of charge of a Nickel-metal hydride (NiMH) battery and these include the following:
TemperatureOutput currentCell voltageIn this context, we can logically deduce that only Technician B is correct.
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Complete Question:
Technician A says that the state of charge of a NiMH battery can be determined by measuring cell voltage. Technician B says that many factors should be considered in determining the state of charge of a NiMH battery, including temperature, output current, and cell voltage. Which technician is correct?
A) Technician A
B) Technician B
C) Both Technicians
D) Neither Technician
(18 pts.) a single crystal of a metal that has the bcc crystal structure is oriented such that a tensile stress is applied in the [100]. if the magnitude of this stress is 4.0 mpa, compute the resolved shear stress in the [11-1] on each of the (110), (011), and (10-1) planes. on the basis of these resolved shear stress values, which slip system(s) is (are) most favorably oriented?
Shear stress is a force that tends to distort a material by allowing it to slip along a plane or planes parallel to the applied stress.
What is shear stress?Earthquakes and the downslope movement of earth elements, the resulting shear has a significant impact on nature. Either solids or liquids can experience shear stress the latter's occurrence is correlated with fluid viscosity.
The amount of force per unit area that is perpendicular to the member's axial direction is known as shear stress. Two different types of pressures were produced on the wooden stick when you stomped on it firmly.
In actuality, shear stress is applied to something whenever it is cut. Other instances of shear stress are pressure placed on a pipeline by a fluid in motion and soil pressure put under tension by a typical load coming from above.
Therefore, Shear stress is a force that tends to distort a material by allowing it to slip along a plane or planes parallel to the applied stress.
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