Answered: Gaps need to be left in lengths of…

Science

Physics

Gaps need to be left in lengths of railway lines to prevent buckling in hot weather Select one: True O False

University Physics Volume 2

18th Edition

ISBN:9781938168161

Author:OpenStax

Publisher:OpenStax

Chapter1: Temperature And Heat

Section: Chapter Questions

Problem 46P: An Associated Press article on climate change said, "Some of the ice shelf 's disappearance was...

See similar textbooks

Related questions

Q: Squid 8.5°C -9 mV EM

A: Induction is the magnetic field which is proportional to the rate of change of the magnetic field.…

Q: Determine the tension developed in each cord required for equilibrium of the 20-kg lamp. Determine…

A: Given Mass of lamp, m=20 kg Standard Quantities g=9.8 m/s2

Q: Kirchhoff's Rules

Q: Give 2 examples of friction, conduction and induction of static electricity

Q: What does the term ‘attenuation’ used in communication system mean?

A: In a communication system, the term 'attenuation' is a loss of energy.

Q: Which of the following does not induce magnetism on an iron nail? hammering the nail touching it…

A: hammering the nail is not responsible for magnetism.

Q: Choose the BEST answer to the following: The electric field inside the dome of a Van de Graaff…

A: The electrons inside the dome repel each other and they reach the domes outer sphere. This way the…

Q: Select all the contact forces. Applied Gravitational Magnetic Electrical Frictional Air resistance…

A: Select all the contact forces

Q: Do the forces of friction and other contact forces are electrical in nature?

A: No. The forces of friction and other contact forces are not electrical in nature. Because, all the…

Q: An electrician holds a chandelier of mass 2.9kg upwards against a ceiling with a force of 47N…

Q: Why are lightening rods normally at higher elevation than the buildings they protect?

Q: A boat cruises 3 hours upstream with a current of 4kph. The return journey took two hours. To…

Q: True or false: charging by friction does not require movemen

A: IN frictional charging we rub the body to each other and by rubbing the bodies electron are…

Q: suppose you fall from a bridge and manage to grab on high voltage power line halting your fall.…

A: When a person hangs from a low voltage line, there is no potential difference between the ground and…

Q: Isosceles triangular gate AB, as shown in the figure, is hìnged at A. The horizontal force (P) is…

Q: After Galvani's later experiments with two types of metal wire and no known source of electricity…

A: Galvani through his experiments was trying to study the effects of electric sparks on the muscular…

Q: Why is dry air insulator and moist air conductor of electricity

A: Air is a bad conductor of electricity. The dry air contains static charges, which do not conduct…

Q: What is the terminal velocity of an object in the resistive medium?

Q: A wire is stretched between two poles 28.0m apart. A sign is attached at the midpoint of the wire…

Q: What are some of the challenges associated with the introduction of the electric train?

A: High capital cost Uneconomical on lightly trafficked routes Lack of flexibility since they need a…

Q: Select scalar quantities from the following physical quantities. O Area O Magnetic Field Momentum…

A: Scalar quantities are those quantities which have only magnitude or numerical value. They do not…

Q: To be safe in an unlikely case of a lightning strike, it is best to be inside a building framed with…

A: Solution

Q: to do: 1. Below are objects normally found at home. List down which has an electric motor. Use a…

Q: 45. Which of the following pairs of statements correctly matches energy losses in a *ransformer with…

A: Out of the given pairs of energy losses and their method of reduction. Hysteresis loss and Flux…

Q: Give three application of static electricity and explain each in 2-3 sentences only.

Q: Air resistance is a type of field force. True False

A: Air resistance is a type of field force? we have to answer the above statement whether it is correct…

Q: Gaps need to be left in lengths of railway lines to prevent buckling in hot weather Select one:…

A: Solution-: Gaps need to be left in lengths of railway lines to prevent buckling in hot weather.…

Q: determine the force in member: BC FC FE

Q: At 20 cm apart, there is a force of 0.128 Newtons. At 40 cm apart, there is a force of 0.0320 N. At…

A: Given that: At d1=20 cm apart force is F1=0.128 N. At d2=40 cm apart force is F2=0.0320 N. At d3=60…

Q: What is simple manometer and differential manometer?

A: A simple manometer consists of a glass tube having one of its ends connected to a point where…

Q: makes a 25° angle with the vertical and the other . makes a 15° angle with the vertical. Find the…

A: Given A lithograph supported by two wires

Q: Energy and which other description below express almost the same thing O a Gravity Force Work…

A: The work done is due to the displacement of an object from an external force. The work done is the…

Q: A hanging Slinky toy is attached to a powerful battery and aswitch. When the switch is closed so…

A: Since the coils of the slinky attract each other, they will compress when they carry current.

Q: Determine the tension developed in each cord required for equilibrium of the 20-kg lamp. Determine…

A: At joint D, the free body diagram is

Q: What is Electromotive force?

A: The motion of free electrons is generally not linearly aligned in a particular direction. If a force…

Q: A certain battery with potential difference of 2 Volts can deliver 10 Joules of energy, determine…

Q: A student is asked to build and demonstrate a working temporary magnet called an electromagnet. The…

A: Given : To choose the correct pair of items to make a electromagnet.

Q: Is the formation of static electricity a form of energy transformation

A: Whenever we encounter bunch of charges sitting at one place waiting for any conducting path through…

Q: can this be rewritten in a legible way so i can understand how you got 335m

A: Index of refraction,n=1.79 Velocity of light,c=3×10⁸ m/s Time travelled by light,t=2×10^-⁶ s

Q: An electric iron connected to a 110-V source draws 9 A of current. Show that the amount of heat it…

Q: Give few uses of combinations of electromagnets and ferromagnets.

A: The objects that have the ability to form permanent magnets are called ferromagnetic materials of…

Q: Differentiate between electrical and magnetic forces?

A: Differentiate between electrical and magnetic forces.

Question

Gaps need to be left in lengths of railway lines to prevent buckling in hot weather
Select one:
True
False
Assignment, Sem-3, AY
ements
Jump to..

Expert Solution

This question has been solved!

Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.

SEE SOLUTION Check out a sample Q&A here

Step 1

VIEW

Step 2

VIEW

Step by step

Solved in 2 steps

SEE SOLUTION Check out a sample Q&A here

Knowledge Booster

Learn more about

Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, physics and related others by exploring similar questions and additional content below.

Similar questions

Do surface currents always move water vertically or horizontally?
Why does the average temperature of thr athmosphere rise? What might have caused an unprecedented increase in its level? Discuss
Explain why the 2-4 inch thick layer of blubber on a polar bear helps to keep polar bears warm during frigid artic weather.
What is vulnerabilty of security guards during heat waves? What problems they might face during heat waves ? What is the solutions?
If unsaturated air at 20°C were to rise, what would its temperature be at a height of 500 meters? If the dew-point temperature at the lifting condensation level were 11°C, at what elevation would clouds begin to form?
The total rate at which power is used by humans worldwideis approximately 15 TW (terawatts). The solar flux averagedover the sunlit half of Earth is 680 W>m2 (assumingno clouds). The area of Earth’s disc as seen from the Sun is1.28 * 1014 m2. The surface area of Earth is approximately197,000,000 square miles. How much of Earth’s surfacewould we need to cover with solar energy collectors to powerthe planet for use by all humans? Assume that the solar energycollectors can convert only 10% of the available sunlightinto useful power.
Why would a decrease in the density of the ozone layer cause public health problems?
I need help with this Hw Problem?
What happens when the earth rotate in atmosphere?
magnetic pole reversals?
If the IMF BSW points northward, in what direction will the electric field imposed on the magnetosphere point? If BSW points southward, in what direction will the electric field imposed on the magnetosphere point?
What is terrestrial radiation?