Young's modulus of the bar is E. Hint: consider the slice of diameter dfx) and infinitesimal thickness dx with cross-section P d D A(x) x)4, compute its extension, and integrate the result with respect to x over the length of the bar L.
What is cross-section?Cross section means the representation of the intersection of an object by a plane along its axis. A cross-section is a shape that is yielded from a solid (eg. cone, cylinder, sphere) when cut by a plane.For example, a cylinder-shaped object is cut by a plane parallel to its base; then the resultant cross-section will be a circle. So, there has been an intersection of the object. It is not necessary that the object has to be three-dimensional shape; instead, this concept is also applied for two-dimensional shapes.Also, you will see some real-life examples of cross-sections such as a tree after it has been cut, which shows a ring shape. If we cut a cubical box by a plane parallel to its base, then we obtain a square.To learn more about parallel refer to:
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The figure shows two possible paths for
negotiating an unbanked turn on a
horizontal portion of a race course. Path
− follows the centerline of the road
and has a radius of curvature #= 85 ,
while path − uses the width of the
road to good advantage in increasing the
radius of curvature to $= 200 . If the
drivers limit their speeds in their curves
so that the lateral acceleration does not
exceed 0.8, determine the maximum
speed for each path.
Answer:
beautiful day here in a little bit to get used to
Explanation:
If hgjukeuc you a call when we are all
Engineering and work practice controls have evolved primarily: a. To teach the hierarchy and application of preventive strategies. b. To enforce compliance by housekeeping and maintenance departments. c. To comply with federal law. d. For control of exposure to bloodborne and airborne pathogens
Option D: To reduce exposure to bloodborne and airborne infections, engineering and work practice safeguards have primarily emerged.
Engineering is the scientific application of how best to transform natural resources for human benefit. In the United States, the Engineers Council for Professional Development defines the field as the innovative application of "scientific principles to design or develop structures, machines, apparatus, or manufacturing processes, or works utilizing them singly or in combination; or to construct or operate the same with full cognizance of their design; or to forecast their behavior under specific operating conditions; all with respect to an intended function, econometric analysis, or other measurable operational parameters. The manufacture or assembly of engines, machine tools, and machine parts is sometimes a more ambiguous definition of engineering, particularly in Great Britain.
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The major effects due to settlement are as given below.
• Cracks in interior walls and foundation,
• Non-uniform setting of doors and windows,
• The bulging of walls and sinking of slabs and chimneys,
• Stair step cracks and
• Unevenness in floor, etc.
Civil engineers have been challenged by cracks in both unreinforced and reinforced concrete for the past 60 years.
This thesis makes an effort to comprehend the many forms of cracks that can form in concrete and to quantify the crack width when such information is provided about their origin. The case studies that are discussed in this paper help to sustain our understanding of the various forms of cracks. Concrete cracks are incredibly widespread and challenging to comprehend. He immediately assumes there is a problem whenever there is a crack in the wall or slab, especially if the concrete is relatively recent. The opposite is not always true. Certain kinds of fissures are unavoidable. The best a contractor can hope for is to keep the cracking under control.
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Question 11
In a laboratory was analyzed several different water samples. Several analyzes were also performed on the same water. In analyses, there are various sources of error. One of these is called gross error. What applies to this category? One or more answers are correct.
A: if you take enough measurements, gross errors become normally distributed.
B: gross errors produce data that differ unreasonably from data from similar samples.
C: gross errors can be handled and quantified using confidence intervals.
D: gross errors produce the same error in each measurement, for example the read value may consistently be 5% higher than the true value
Gross errors produce data that differ unreasonably from data from similar samples and apply to the given category. The correct option is B.
What is the gross error?
Gross errors, often known as "outliers," are errors that are not systematic or random. They are inherently unpredictable and frequently huge.
Gross errors result from experimenter negligence or device malfunction. These “outliers” are typically ignored when analyzing data because they are far above or below the genuine value.
Therefore, the correct option is B: gross errors produce data that differ unreasonably from data from similar samples.
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TRUE/FALSE. Discrete mechanical sensors have contacts that open and close. Since discrete electronic sensors often do not have mechanical contacts, the output condition is described as activated or de-activated.
True, Contacts on discrete mechanical sensors can open and close. Discrete electronic sensors' output conditions are defined as activated or de-activated because they frequently lack mechanical connections.
An electrical sensor, also known as an electronic sensor, is a tool that detects an interesting physical property (such as heat, light, or sound) and transforms it into an electrical signal that can be measured and used by an electrical or electronic system. Analog and digital sensors are further separated into all different sorts of sensors. There are, however, just a select few sensor kinds that are utilized in electronic applications, including pressure sensors, touch sensors, IR sensors, ultrasonic sensors, temperature sensors, proximity sensors, and so on. Simply said, a sensor transforms environmental inputs like heat, light, sound, and motion into electrical impulses. These signals are sent through an interface, which turns them into a binary code before sending it to a computer for processing.
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Determine the stratospheric ozone formation
The formation of stratospheric ozone (O3) occurs primarily through a series of chemical reactions involving ultraviolet (UV) radiation and several key atmospheric gases. The primary reaction involved in ozone formation is the conversion of oxygen molecules (O2) into ozone molecules (O3) through the following reaction:
O2 + UV radiation -> 2 O
2 O + O2 -> 2 O3
The first step of the reaction, the dissociation of O2 by UV radiation, creates two highly reactive oxygen atoms (O). These oxygen atoms then quickly react with another O2 molecule, forming an ozone molecule (O3).
Another important reaction that contributes to ozone formation is the conversion of methane (CH4) and other hydrocarbons into water vapor (H2O) and carbon dioxide (CO2), which release atomic oxygen (O) as a byproduct:
CH4 + 2 O2 -> CO2 + 2 H2O + O
The atomic oxygen produced in this reaction can also react with O2 to form ozone.
Additionally, several other chemical reactions also contribute to ozone formation. For example, nitric oxide (NO) can react with atomic oxygen to form NO2 which again can react with more atomic oxygen to produce ozone. Also, chlorine, bromine and iodine compounds can catalyze the breakdown of ozone, particularly in the Antarctic stratosphere, releasing chlorine and bromine atoms that can destroy many ozone molecules.
What rock may be formed by fractional crystallization of olivine and pyroxene?
Ultramafic rocks may be formed by fractional crystallization of olivine and pyroxene. Mafic: Rocks, such as basalt, that are mostly composed of pyroxenes and olivine as well as plagioclase feldspar and/or feldspathoid minerals.
Ultramafic rocks are igneous and meta-igneous rocks having a very low silica content (less than 45%), typically >18% MgO, high FeO, low potassium, and are typically made of more than 90% mafic minerals, though the words are not entirely identical (dark colored, high magnesium and iron content). Ultramafic rocks make up the mantle of the Earth. A broader definition of ultrabasic includes volcanic rocks with low silica concentration that aren't necessarily highly enriched in Fe and Mg, like carbonatites and ultrapotassic igneous rocks. Large, layered ultramafic intrusions that frequently contain distinct rock types in strata are common locations for ultramafic rocks. The chemistry of the magma from which they crystallized is not represented by these sorts of cumulate rocks. The pyroxenites, peridotites, and dunites are ultramafic intrusives. Troctolite, which contains more calcic plagioclase, is one of the rarer forms. These are classified as anorthosites. The higher parts of the layered ultramafic sequences frequently contain gabbro and norite. There are additional occurrences of phlogopite and hornblendite.
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Select ALL the TRUE statements regarding sound power? (Mark more than one.)
A. The sound power from a loudspeaker indicates how much force is produced per unit area.
B. The sound power from a loudspeaker indicates how much sound energy is produced per unit time.
C. The sound power from a loudspeaker indicates how much acoustic pressure is produced per unit time.
D. The sound power produced by a loudspeaker is related to the loudness (volume) at which it is operated.
E. The units for power is Joules (J).
The intensity of vibrations determines how loud a sound is. If the vibration's amplitude is higher, a sound would be louder; but, if it is lower, a noise will not be extremely loud.
Why do we use amplitude?Amplitude modulation, or AM, is now utilized for two-way radio communication for aircraft at VHF frequencies and for audio transmission on the long, medium, and short wave bands. Due to the use of superior modulation techniques, it is only used in a very small number of other applications.
What is amplitude in data?Amplitude Data enables you to specify, monitor, and validate your product statistics. Teams can use their insights without worry about data cleansing, integrity, or trustworthiness since it guarantees events are captured precisely and consistently throughout all teams and platforms.
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which type of rock is most likely to contain fossils? igneous, sedimentary, or metamorphic?
The correct response is b. sedimentary. Igneous rock, metamorphic rock, and sedimentary rock are the three basic categories of rock. Sedimentary rock preserves almost all fossils.
Sedimentary rocks are a class of rock created by the accumulation or deposition of mineral or organic particles at the Earth's surface, followed by cementation. The mechanisms that lead to these particles settling in one location are collectively known as sedimentation. Sediment is the collective name for the tiny pieces that make up sedimentary rocks. It can be made up of biological or geological waste, such as minerals (organic matter). The formation of the geological debris resulted from the weathering and erosion of pre-existing rocks or from the solidification of molten lava blobs that volcanoes had released. Water, wind, ice, or mass movement, together known as agents of denudation, convey the geological debris to the site of deposition. The bodies and pieces of dead aquatic species suspended in water and slowly accumulating on the bottom of water bodies, primarily their shells and feces, are known as biological detritus (marine snow). Sedimentation can also happen when dissolved minerals precipitate out of water.
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Consider the following declaration of the class NumSequence, which has a constructor that is intended to initialize the instance variable seq to an ArrayList of numberOfValues random floating-point values in the range [0.0, 1.0).
public class NumSequence
{
private ArrayList seq;
// precondition: numberOfValues > 0
// postcondition: seq has been initialized to an ArrayList of
// length numberOfValues; each element of seq
// contains a random Double in the range [0.0, 1.0)
public NumSequence(int numberOfValues)
{
/* missing code */
}
}
Which of the following code segments could be used to replace /* missing code */ so that the constructor will work as intended?
I. ArrayList seq = new ArrayList();
for (int k = 0; k < numberOfValues; k++)
seq.add(new Double(Math.random()));
II. seq = new ArrayList();
for (int k = 0; k < numberOfValues; k++)
seq.add(new Double(Math.random()));
III. ArrayList temp = new ArrayList();
for (int k = 0; k < numberOfValues; k++)
temp.add(new Double(Math.random()));
seq = temp;
A
II only
B
III only
C
I and II
D
I and III
E
II and III
Java program that demonstrates the use of arraylist constructors. An output image of the program screen is attached. Correct answer: Option A (II only)
Java codeimport java.util.*;
public class Main
{
public static void main (String args[])
{
//Create arraylist ObjectsNumSequence c = new NumSequence ();
//Load datac.inicialize (4);
}}
class NumSequence
{
// declare ArrayListprivate ArrayList < Double > seq;
public NumSequence ()
{
//constructorseq = new ArrayList < Double > ();
}
//initialize in the constructor. public void inicialize (int numberOfValues){
for (int i = 0; i < numberOfValues; i++)
{
seq.add (new Double (Math.random ()));
}
Iterator d = seq.iterator ();
while (d.hasNext ())
System.out.println (d.next ());
}
}
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Imagine that you are interviewing job applicants to work in database design for the ford motor company. you ask an applicant about a database project he or she completed for a university course and he or she tells you that the several of the relations in the project were in third but not second normal form. assuming that this is the only thing you know about the applicant would you recommend that ford hire this applicant? why or why not?
Call Interface for Oracle Custom apps can be made thanks to OCI's native C/C++ interfaces for interfacing with the Oracle Database. Again, more powerful physical machines with higher
What components comprise databases?A databases is a group of data that has been organized to make it simple to update and manage. Data records or files including data such as a invoice number, client information, bank records, and product information are commonly collected and stored in computer databases.
What are examples and databases?A collection is a purposeful gathering of data. They enable the digital manipulation and archiving of data. Databases make managing data easier. Take a look at a store as an.
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which of the following descriptions apply to standard-type motorcycles? a. are best for long-distance touring b. a lot of performance-oriented bodywork c. straight-up seating position d. designed solely for off-highway use
The correct response is c. straight-up seating position. Standard-type motorcycles apply to straight-up seating position.
Keeping the feet flat while seated or placing them on the ground or a footrest. Do not cross your ankles or knees. keeping a modest distance between the chair and the back of the knees. putting the knees at the same height as the hips or just a little lower. Sit upright with your shoulders back and your back straight. When sitting, try to leave two inches between the back of your knees and the edge of the seat. Puleio advises adjusting your seat so that your thighs are parallel to the floor and your feet are flat on the ground (or on a footrest if your feet cannot rest comfortably).
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A pizza shop makes serves both vegan pizza and meat pizza. Customers place N orders at the shop. Their order number is printed" on their bill. The shop displays K out of N orders (both vegan and meat) on their display screen at any given time. The pizza shop is very famous and they receive many orders. To avoid confusion, vegan pizza orders are represented by positive numbers and meat pizza orders are represented by negative numbers on the screen. The orders are served in the order in which they are displayed on the screen. Each time an order is ready, its number is removed from the display screen and a new order is added to the display at the end of the list. A couple has arrived with their child Billy. Billy is a very naughty child. To keep him occupied, his parents tell him to make a list of the first meat pizza that appear in each set of K orders displayed on the shop's display screen. Write an algorithm to help Billy make a list of the first meat based pizza order numbers displayed on the screen each time an order is
The algorithm helps Billy make a list of the first meat-based pizza order numbers displayed on the screen each time an order is written below.
What is an algorithm?A process for solving a problem or completing a computation is referred to as an algorithm.
The store's display screen is always displaying Kout of Borders (meat and vegan). The pizza shop is well-known and frequently receives orders.
Program Details
Make a class for a bank account with two attributes:
Owner and Balance,
and two methods:
Deposit and Withdraw.
Note: Withdrawals may not exceed the available balance.
Therefore, the algorithm is written above.
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record keeping, payroll, and simple inventory problems are examples of _____ tasks.
a. structured
b. semistoctured
c. unstructured
d. psendostructured
A decision support system (DSS) can analyze data thanks to a user interface. Any operating system can use it.
The user interface of a decision support system (DSS) controls and organizes the database and model base. is software that enables a group of decision-makers to collaborate remotely on the same application. The main elements of a DSS are the user interface, knowledge base, and model management system. It facilitates the administration of business operations and the efficiency of business processes. A decision support system is referred to as a DSS. The majority of decisions made in an organization follow this framework.
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Write a function in Java that implements the following logic: Given three ints, a, b, and c, return true if b is greater than a, and c is greater than b. However, with the exception that if bok is true, does not need to be greater than a
This function takes in three ints, a, b, and c, and uses the Math.abs() method to calculate the absolute value of the difference between each pair of ints (a and b, a and c, b and c).
What is java function?The function that takes in three ints, a, b, and c, and uses the Math.abs() method to calculate the absolute value of the difference between each pair of ints (a and b, a and c, b and c).
The function then compares the absolute value of each difference to 10 and returns true if one of them is greater or equal than 10. If none of the differences are greater than or equal to 10, the function returns false.
Therefore, This function takes in three ints, a, b, and c, and uses the Math.abs() method to calculate the absolute value of the difference between each pair of ints (a and b, a and c, b and c).
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Which of the following protocols is commonly used to collect information about CPU utilization and memory usage from network devices? NetFlow MIB SNMP SMTP
Answer:
SNMP
Explanation:
The SNMP protocol is used by network administrators to gather information about several network devices on a given network. You need an SNMP server and each device on the network, e.g., router, switch, server, workstation, printer, etc. must be configured to report things like CPU utilization, up time, down time, etc. to the server to provide a history of the health of the overall network and each node within it to help them troubleshoot issues or to find root causes to problems.
What is an adaptive hot start
Answer: Automatically increases the output amperage at the start of a stick weld, should the start require it. Helps eliminate sticking of the electrode at arc start.
Explanation:
A system of two blocks is accelerated by an applied force of magnitude F on the frictionless horizontal surface. The tension in the string between the blocks is: A. 3F B. 5F C. 3/8 F D. 1/3 F E. 1/5 F
We can calculate the tension being placed on the string as a result of the two blocks by knowing the net forces acting on the two blocks fastened to the thread.
We can calculate the tension being placed on the string as a result of the two blocks by knowing the net forces acting on the two blocks fastened to the thread. What is the net force of a system of two blocks? The net force acting on a block is equal to its mass times its acceleration. The net forces acting on the two blocks are unchanged because neither the acceleration nor the masses have changed. T = (m g) + (m a) can be used to represent the tension in a certain rope, where "g" stands for the acceleration brought on by gravity for any objects the rope is supporting and "a" stands for any additional acceleration on those same objects.
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Write a program that will input a list of test scores in from the keyboard. When the user enters -1, print the average. What do you need to be careful about when using -1 to stop a loop
A program that allows keyboard entry of a collection of test results. When the user types -1, the average is printed as 72.5.
What is a program, exactly?A program, often known as source code, is a group of instructions that tell the hardware of a computer how to do a task. As an example, users can create and compose documents using the word processor Microsoft Office applications.
Using the program: Why?Because of how automatic today's world is, machine learning is crucial. Humans must be in charge of the relationship between people and technologies. Due to the accuracy and efficiency with which computers and other machines can carry out tasks, humans are able to harness this power through the use of programming languages.
print("Enter the Scores:")
total = []
while True:
num = int(input())
if num == -1:
break
total. append(num)
print("The average is:",(sum(total)/len(total)))
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1. when the voltage connected to the inverting input is more positive than the voltage connected to the noninverting input, will the output be positive or negative?
Because its gain has always been negative, the inverting op amp is essentially a constant or repaired amplifier that produces a negative output voltage.
Explain what voltage is?When charged electrons (current) are forced through a conducting loop by the pressure of an electric circuit's power source, they can perform tasks like lighting a lamp. In a word, voltage is expressed by volts and equals pressure (V).
What makes voltage significant?For the electric grid to operate correctly and safely, voltage must be maintained within a predetermined range. Equipment can be "fried" or damaged if the signal is high, and it can perform badly or stall if the voltage is too low.
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A simple electric circuit consisting of a resistor, a capacitor, and an inductor is depicted in Fig. P2.11. The charge on the capacitor q(t) as a function of time can be computed as
The correct response is B) L=20mH C=100F R=50V (314t) V 0 =10,
=314 X L
An inductive and a capacitive element are required in any resonant circuit, whether it is in series or parallel. Due to the source's internal resistance (Rs), the inductor's internal resistance (Rl), and any additional resistance used to modify the response curve's shape, a resistive element is always present (Rdesign).
=wL=3142010 3
=6.28, X C = C 1
=31.8,
Z = R 2 +(X C X L)
2
Power loss =56.1
P= 2 Z 2
V \s0 \s2 \s \s R \s \s
=0.79W
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we
10.
11.
12.
13.
A(n)____ mixture will reduce engine power, foul spark plugs, and cause incomplete burning.
A. stoichiometric
B. overly rich
C. extra lean
D. symmetrical
results when an overheated surface in the combustion chamber ignites the air-fuel mixture
prematurely.
A. Detonation
B. Asymmetrical combustion
C. Hollow combustion
D. Preignition
Abnormal engine combustion is being discussed. Technician A says to find the cause of spark knock or
preignition pinging in the engine, first check the ignition timing with a scan tool. Technician B says if the
check shows engine timing is correct, spark knock is the problem. Who is right?
A. A only.
B. B only.
C. Both A and B.
D. Neither A nor B.
True or False? Diesel fuel can produce more cylinder pressure and vehicle movement than an equal
amount of gasoline.
Diesel fuel will not.
A. vaporize
B. stabilize
C. anodize
D. solidify
as easily as gasoline.answer
Answer:
can you a lot of money and l don't know if I will gghsi day is nothing I am not going to be yet
Prove by induction that the number of n-character strings over the alphabet {a, b, c} (i.e. strings of length exactly n, where each character is chosen from the set {a, b, c}) is 3^n)
To accomplish this by induction, we know that f(0)=1 for the base cases because the empty string contains an even number of strings.
How is a character string defined?A line string is a group of characters that are arranged into a variable and are each represented by a single line of code. This character-holding string variable can be configured to a certain length or have its length determined by a program.
What does Java's character string mean?A single field with the type char is present in an item of type Character. Additionally, this Character class provides a variety of practical class (i.e. static) methods for character manipulation. A string is a group of characters, and Java programming frequently makes use of them. programming language Java.
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A successful specialization of a commercial construction company is like which of the following? (Select all that apply.)
an adaptation helping the company to survive
an adaptation helping the company to survive
a response to trends in the industry
a response to trends in the industry
an approach that satisfies many markets
an approach that satisfies many markets
a solution to the needs of a particular market
a solution to the needs of a particular market
A successful specialization of a commercial construction company is a solution to the needs of a particular market.
Which of the following best describes a commercial construction company's successful specialization?A successful specialization of a commercial construction company could be a focus on sustainable building practices, high-end commercial construction, healthcare construction, industrial construction, or specialized projects such as green roofs or energy-efficient designs.A successful specialization of a commercial construction company involves tailoring their services to meet the needs of a particular market or industry. This can involve responding to trends in the industry, such as changes in building regulations, or creating an approach that satisfies multiple markets, such as providing specialized solutions for a particular sector.The company can also look to capitalize on their existing knowledge and expertise, such as providing a specialized service for their local area. Adapting to survive is also a critical part of this specialization, as companies must be able to respond to changes in the industry and to the needs of their clients.For instance, a company may need to adjust their services to match the needs of a particular client or to emerge as a leader in a new market. Ultimately, a successful specialization of a commercial construction company will be one that helps the company to survive, satisfy many markets, and meet the needs of a particular market.To learn more about successful specialization of a commercial construction refer to:
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The probability that Jay parks in a no-parking zone and gets a parking ticket is 0.06,
and the probability that Jay cannot find a legal parking space and has to park in the noparking zone is 0.20. On Tuesday, Jay arrives at school, find the probability that he will
get a parking ticket given that he has to park in a no-parking zone.
The probability that he will get a parking ticket given that he has to park in a no-parking zone is 0.3.
How to calculate the probability?The Probability simply means the chance that a particular thing or event will happen. It is the occurence of likely events. It is simply the area of mathematics that deals with the numerical estimates of the chance that an event will occur or that a particular statement is true.
In this case, the probability of an event us usually represented as a number between 0 and 1. In this case, 0 denotes the impossibility of the event and 1 represents certainty.
The probability that Jay parks in a no-parking zone and gets a parking ticket is 0.06,
and the probability that Jay cannot find a legal parking space and has to park in the noparking zone is 0.20.
The probability that he will get a parking ticket given that he has to park in a no-parking zone will be:
= 0.06 / 0.20
= 0.3
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which class of material is generally considered to be the weakest at room temperature, offering the lowest elastic moduli and tensile strengths? composites ceramics polymers metals
With the lowest strength and elastic modulus and tensile strengths available at room temperature, polymer are typically thought to be the weakest materials.
With an example, what is tensile strength?It is defined as the minimum tensile stress required to separate the material. The metal has a mechanical properties of 1,000 pounds of force, for instance, if a metal rod with a cross section of one square inch can bear a thrust of 1000 usd but snaps with further pressure.
What other tensile strength types are there?Tensile strength comes in three varieties: Yield strength (A) is the maximum amount of stress that a material can endure without permanently deforming. The highest stress that a material can bear is its ultimate strength (B). The stress vector on the maximum fault at the time of rupture is known as breaking strength (C).
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#A certain CS professor gives 5-point quizzes that are graded on the scale
#5-A, 4-B, 3-C, 2-D, 1-F, 0-F. Wirte a program that accepts a quiz score
#as an input and prints out the corresponding grade.
def main():
grade = eval(input("What is your quiz score? (Type quit to stop) "))
if grade == 5:
letter = 'A'
if grade == 4:
letter = 'B'
if grade == 3:
letter = 'C'
if grade == 2:
letter = 'D'
if grade == 1 or grade == 0:
letter = 'F'
print(" Your grade is a ", letter)
main()
(i) a marble column of cross-sectional area supports a mass of 25,000 kg. (a) what is the stress within the column? (b) what is the strain?
A marble column with a cross-sectional area that can support 25,000 kg.
The stress inside the column is 208333.33 N/(m^2). The strain is equal to 4.166 * 10^(-6)
Taking g=10,
a) Stress = (25000*10)/1.2 = 208333.33 N/(m^2)
b) Young's Modulus of Marble = 50 * 10^9
Strain = 4.166 * 10^(-6)
Stress is defined as a force per unit area within a material that results from externally applied forces, unequal heating, or persistent deformation and that enables an accurate description and prediction of elastic, plastic, and fluid behavior in physical sciences and engineering. By dividing a force by an area, stress is expressed.
Various forms of stress exist. Shear stress is caused by forces that are parallel to and lay in the plane of a cross-sectional area of the material, as opposed to normal stress, which is caused by forces that are perpendicular to the area. The typical tension inside a bar with a cross-sectional area of 4 square inches (26 square cm) will increase if the bar is pulled lengthwise by 40,000 pounds (180,000 newtons) of force at each end.
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(b) A metal forms two oxides containing 9.33% and 13.39% oxygen respect figures agree with the law of multiple proportions.
Iron is a metal that, when exposed to moisture, oxidizes in two different ways and rusts.
What is metal form?Forming is a technique used in metalworking to shape metal into parts and objects through mechanical deformation; the workpiece is reshaped without the addition or subtraction of material, and its mass is left intact. In the process of metal forming, materials are subjected to plastic deformation in order to change their physical and chemical properties, achieve the desired size and shape, and/or obtain the desired size and shape. Sheet and bulk forming are the two categories under which metal is formed.Making structural pieces and components out of metal sheets or tubing is a fabrication technique called metal forming. A simple metal forming procedure will deform or bend a metal workpiece into the appropriate geometric shape. Roll forming, forging, extrusion, casting, and drawing are just a few of the processes that fall under the category of bulk forming.To learn more about metal form refer to:
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A proce for the production of 1,3-butadiene reult from catalytic dehydrogenation at atmopheric preure of 1-butene according to the reaction:
C4H8(g) → C4H6(g)H2(g)
To uppre ide reaction, the 1-butene feed tream i diluted with team in the ratio of 10 mole of team per mole of 1-butene. The reaction i carried out iothermally at 525°C, and at thi temperature 33% of the 1-butene i converted to 1,3-butadiene. How much heat i tranferred to the reactor per mole of entering 1-butene?
