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In the free expansion of a gas, its inte...

In the free expansion of a gas, its internal energy

A

remains constant

B

increases

C

Decreases both for ice and wax

D

sometimes increases, sometimes decreases

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The correct Answer is:
A
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NARAYNA-KINETIC THEORY OF GASES-C.U.Q
  1. Which of the following is constant in an isochoric process?

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  2. How does the internal energy change when the ice and wax melt at their...

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  3. In the free expansion of a gas, its internal energy

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  4. The internal energy of an ideal gas depends upon

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  5. On compressing a gas suddenly, its temperature

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  6. When heat is added to a system at constant temperature, which of the f...

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  7. The first law of thermodynamics is based on the law of conservation of

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  8. A given mass of a gas expands from the state A to the state B by three...

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  9. A given system undergoes a change in which the work done by the system...

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  10. A closed vessel contains some gas at a given temperature and pressure....

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  11. Unit mass of liquid of volume V(1) completely turns into a gas of volu...

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  12. Find the ratio of (DeltaQ)/(DeltaU) and (DeltaQ)/(DeltaW) in an isobar...

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  13. Find the ratio of (DeltaQ)/(DeltaU) and (DeltaQ)/(DeltaW) in an isobar...

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  14. A gas is contained in a metallic cylinder fitted with a piston.The pis...

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  15. The gases have two principal specific heats but solids and liquied hav...

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  16. What is specific heat of gas in isothermal changes?

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  17. At a given temperature, the specific heat of a gas at constant pressur...

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  18. The ratio [C(p)//C(v)] of the specific heats at a constant pressure an...

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  19. Which of the following formula is wrong?

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  20. Two identical samples of gases are allowed to expand to the same final...

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