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The thermal motion means...

The thermal motion means

A

motion due to heat engine

B

disorderly motion of the body as a whole

C

motion of the body that generate heat

D

random motion of molecules

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The correct Answer is:
D
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NARAYNA-KINETIC THEORY OF GASES-C.U.Q
  1. Heat is

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  2. Which of the following parameters does not characterize the thermodyna...

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  3. The thermal motion means

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  4. Heat required to raise the temperature of one gram of water through 1^...

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  5. If specific heat of a substance is infinite, it means

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  6. Isothermal curves for a given mass of gas are shown at two different t...

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  7. Certain amount of heat supplied to an ideal gas under isothermal condi...

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  8. The temperature range in the definition of standard calorie is

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  9. The pressure p for a gas is plotted against its absolute temperature T...

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  10. dU+dW=0 is valid for

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  11. In a given process on an ideal gas, dW=0 and dQlt0. Then for the gas

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  12. A piece of ice at 0^@C is dropped into water at 0^@C. Then ice will

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  13. The temperature determines the direction of net change of

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  14. The direction of flow of heat between two bodies is determined by

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  15. Heat is absorbed by a body. But its temperature does not raised. Which...

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  16. Zeroth law of thermodynamics gives the concept of

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  17. We need mechanical equivalent of heat because

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  18. If an electric fan be switched on in a closed room, will the air of th...

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  19. Which type of motion of the molecules is responsible for internal ener...

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  20. The internal energy of a perfect monoatomic gas is

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