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A sample of liquid in a thermally insu...

A sample of liquid in a thermally insulated constant ( a calorimetre ) is stirred for 2 hr. by a mechanical linkage to motor in the surrounding ,for this process :

A

`w lt0 , q=0 , Delta U=0`

B

`w gt0, q gt0 , Delta U gt0`

C

`w lt0 , q gt0, Delta U=0`

D

`w gt0 , q=0, Delta U gt 0`

Text Solution

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The correct Answer is:
D
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RESONANCE ENGLISH-THERMODYNAMICS-Exercise -1 Part -II Only option correct type
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  2. A system absorbs 600 J of heat and works equivalent to 300 J on its su...

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  3. A sample of liquid in a thermally insulated constant ( a calorimetre...

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  4. In an isochoric process the increase in intemal energy is

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  5. Ideal gas is taken through the process shown in the figure

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  6. If heat is supplied to an ideal gas in an isothermal process.

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  7. In an isothermal expansion of an ideal gas. Select wrong statement:

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  8. A system undergoes a process which absorbed 0.5 KJ of heat and undergo...

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  9. In an adiabatic expansion of ideal gas

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  10. The temperature of the system decreases in an

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  11. 1 mol of NH(3) gas at 27^(@)C is expanded under adiabatic condition to...

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  12. A weather forcecasting plastic balloon of volume 15m^(3) contains hydr...

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  13. 1 mole of an ideal diatomic gas undergoes a reversible polytropic proc...

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  14. In a cyclic process shown in the figure an ideal gas is adiabatically...

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  15. The molar heat capacity for the process shown in fig. is

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  16. In figure, A and B are two adiabatic curves for two different gases. T...

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  17. If w(1).w(2),w(3) and w(4) are work done in isothermal, adiabatic, iso...

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  18. One mole of a non-ideal gas undergoes a change of state from (1.0 atm,...

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  19. A system containing real gas changes it's state from state -1 to state...

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  20. For the isothernmal expansion of an ideal gas

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