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If the volume of a gas of a certain mass...

If the volume of a gas of a certain mass changes from 1 L to 0.5 L at a constant pressure of `10^(5) N cdot m^(-2)`, work done by the gas will be

A

50000 J

B

`-50000 J`

C

`50 J`

D

`-50 J`

Text Solution

Verified by Experts

The correct Answer is:
D
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CHHAYA PUBLICATION-FIRST AND SECOND LAW OF THERMODYNAMICS-Exercise - Multiple Choice Questions (Mark 1)
  1. The internal energy of a substance actually means

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  2. If the average kinetic energy of the molecules of a certain mass of a ...

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  3. If the volume of a gas of a certain mass changes from 1 L to 0.5 L at ...

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  4. The internal energy of a system is U(1). In a process, work done by th...

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  5. The work done by an ideal gas at constant temperature is 10 J. the amo...

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  6. The work done by an ideal gas at constant pressure is 10 J. The amount...

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  7. If the internal energy U and the work W are expressed in unit of J and...

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  8. C(v) = 5/2 R, for 1 mol of any diatomic ideal gas. The value of the ra...

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  9. If R = 2 cal cdot mol^(-1) cdot^(@)C^(-1) and hydrogen is assumed to b...

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  10. Work done becomes zero

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  11. The change in internal energy of an ideal gas becomes zero

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  12. The process in which changes in pressure, volume and temperature occur...

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  13. It is observed by comparing the specific heat of all solid, liquid and...

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  14. In an adiabatic expansion, the change in internal energy of 10 mol of ...

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  15. Which of the following relations does an ideal gas follow in an adiaba...

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  16. The slope of an isothermal curve is always

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  17. Heat cannot transmit from a body at lower temperature to a body at hig...

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  18. A system can go from state A to state B in two different processes 1 a...

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  19. In a given process of an ideal gas, dW = 0 and dQ < 0. Then for the g...

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  20. 5.6 L of helium gas at STP is adiabatically compressed to 0.7 L. Takin...

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