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Class-XI-PHYSICS Interview Questions and Answers
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CBSE
Class-XI-PHYSICS
0
votes
Q: The variables like pressure, volume, temperature of a thermodynamic system are microscopic. True or False?
asked
Oct 4, 2021
in
Class-XI-PHYSICS
by
Sandeepthukran
cbse
0
votes
Q: Select the correct statement.
asked
Oct 4, 2021
in
Class-XI-PHYSICS
by
Sandeepthukran
cbse
0
votes
Q: Which law of thermodynamics says that efficiency of a heat engine cannot be 1?
asked
Oct 4, 2021
in
Class-XI-PHYSICS
by
Sandeepthukran
cbse
0
votes
Q: What is a quasi-static process?
asked
Oct 4, 2021
in
Class-XI-PHYSICS
by
Sandeepthukran
cbse
physics
0
votes
Q: Let T1 be the time period of a single spring mass system on a horizontal surface. Let T2 be the time period of the same system when hung from the ceiling. What is the expression for T1 & T2?
asked
Oct 4, 2021
in
Class-XI-PHYSICS
by
Sandeepthukran
cbse
0
votes
Q: A spring mass system is hanging from the ceiling of a lift. It has been like this for quite some time. Suddenly the cables holding the lift are cut.
asked
Oct 4, 2021
in
Class-XI-PHYSICS
by
Sandeepthukran
cbse
0
votes
Q: A function has the equation Acos3t + Bsin3t. Find the value of time period.
asked
Oct 4, 2021
in
Class-XI-PHYSICS
by
Sandeepthukran
cbse
0
votes
Q: Consider the damped SHM of a spring mass system. If the time taken for the amplitude to become half is ‘T’, what is the time taken for mechanical energy to become half?
asked
Oct 3, 2021
in
Class-XI-PHYSICS
by
Sandeepthukran
cbse
0
votes
Q: The value of gravitational potential inside a uniform thin spherical shell is the same everywhere.
asked
Oct 3, 2021
in
Class-XI-PHYSICS
by
Sandeepthukran
cbse
0
votes
Q: The time period of a satellite is independent of the mass of the satellite.
asked
Oct 3, 2021
in
Class-XI-PHYSICS
by
Sandeepthukran
cbse
0
votes
Q: The escape velocity of an object from the surface of the planet does not depend on the mass of the object.
asked
Oct 3, 2021
in
Class-XI-PHYSICS
by
Sandeepthukran
cbse
0
votes
Q: The time period of a satellite is independent of the mass of the satellite.
asked
Oct 3, 2021
in
Class-XI-PHYSICS
by
Sandeepthukran
cbse
0
votes
Q: The only natural satellite of India is the moon.
asked
Oct 3, 2021
in
Class-XI-PHYSICS
by
Sandeepthukran
cbse
0
votes
Q: The PSLV rockets of India launch satellites into the high-earth orbit.
asked
Oct 3, 2021
in
Class-XI-PHYSICS
by
Sandeepthukran
cbse
0
votes
Q: A partially elastic body can never be permanently deformed. True or False?
asked
Oct 3, 2021
in
Class-XI-PHYSICS
by
Sandeepthukran
cbse
0
votes
Q: What does the area under the stress-strain curve represent?
asked
Oct 3, 2021
in
Class-XI-PHYSICS
by
Sandeepthukran
cbse
0
votes
Q: The SI unit of pressure is _____
asked
Oct 3, 2021
in
Class-XI-PHYSICS
by
Sandeepthukran
cbse
0
votes
Q: Pressure is a vector quantity. True or False?
asked
Oct 3, 2021
in
Class-XI-PHYSICS
by
Sandeepthukran
cbse
0
votes
Q: Velocity has to be the same at the same horizontal level in case of steady laminar flow.
asked
Oct 3, 2021
in
Class-XI-PHYSICS
by
Sandeepthukran
cbse
0
votes
Q: In which of the following conditions can the Bernoulli equation not be used?
asked
Oct 3, 2021
in
Class-XI-PHYSICS
by
Sandeepthukran
cbse
0
votes
Q: Coefficient of viscosity doesn’t depend on temperature because it is a property of the fluid. True or False?
asked
Oct 3, 2021
in
Class-XI-PHYSICS
by
Sandeepthukran
cbse
0
votes
Q: What is the relation between coefficient of area expansion(A) and coefficient of volume expansion(B)?
asked
Oct 3, 2021
in
Class-XI-PHYSICS
by
Sandeepthukran
cbse
0
votes
Q: What should be the temperature of 1g of ice, so that when it’s added to 9g of water, lowers the temperature of water by 10°C?
asked
Oct 3, 2021
in
Class-XI-PHYSICS
by
Sandeepthukran
cbse
0
votes
Q: Melting point depends on pressure. True or False?
asked
Oct 3, 2021
in
Class-XI-PHYSICS
by
Sandeepthukran
cbse
0
votes
Q: What is regelation?
asked
Oct 3, 2021
in
Class-XI-PHYSICS
by
Sandeepthukran
cbse
0
votes
Q: When water is kept in a very hot pan, the entire water heats up. Which mode of heat transfer is responsible for this?
asked
Oct 3, 2021
in
Class-XI-PHYSICS
by
Sandeepthukran
cbse
0
votes
Q: 20J of heat energy is extracted from a cold reservoir when 30J of work is done on a refrigerator. What is the coefficient of the refrigerator?
asked
Oct 3, 2021
in
Class-XI-PHYSICS
by
AdilsonLima
cbse
0
votes
Q: What is the relation between work obtained in an reversible and irreversible process?
asked
Oct 3, 2021
in
Class-XI-PHYSICS
by
AdilsonLima
cbse
0
votes
Q: A particle of mass m starts from the mean position of a SHM, at t=0, and goes towards -A. If the angular frequency of SHM is w, find the force acting on it as a function of time.
asked
Oct 3, 2021
in
Class-XI-PHYSICS
by
AdilsonLima
cbse
0
votes
Q: Consider a particle undergoing an SHM of amplitude A & angular frequency w. What is the magnitude of displacement from the mean position when kinetic energy is equal to the magnitude of potential energy?
asked
Oct 3, 2021
in
Class-XI-PHYSICS
by
AdilsonLima
cbse
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