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Which of the following processes is reve...

Which of the following processes is reversible

A

Transfer of heat by radiation

B

Electrical heating of a nichrome wire

C

Transfer to heat by conduction

D

Isothermal compression

Text Solution

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The correct Answer is:
D
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AAKASH INSTITUTE ENGLISH-THERMODYNAMICS-ASSIGNMENT (SECTION -C) (Previous Year Questions)
  1. A Carnot engine whose sink is at 300K has an efficiency of 40%. By how...

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  2. The molar specific heat at constant pressure of an ideal gas is (7/2)R...

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  3. Which of the following processes is reversible

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  4. An ideal gas heat engine operates in Carnot cycle between 227^(@)C and...

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  5. A system is taken from state a to state c by two paths abc and abc as ...

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  6. Consider two insulated chambers (A,B) of same volume connected by a cl...

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  7. A Carnot engine has efficiency 25%. It operates between reservoirs of ...

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  8. In an adiabatic change the pressure and temperature of monoatomic gas ...

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  9. An ideal Carnot engine, whose efficiency is 40% receives heat at 500 K...

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  10. A diatomic gas initially at 18^(@)C is compressed adiabatically to one...

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  11. An ideal gas underging adiabatic change has the following pressure-tem...

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  12. A sample of gas expands from volume V(1) to V(2). The amount of work d...

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  13. The efficiency of a Carnot engine operating between temperatures of 10...

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  14. We consider a thermodynamic system. If Delta U respresents the increas...

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  15. If the ratio of specific heat of a gas at constant pressure to that at...

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  16. An ideal gas at 27^(@)C is compressed adiabatically to (8)/(27) of its...

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  17. Two ideal Carnot engines operate in casade (all heat given up by one e...

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  18. The (W/Q) for a Carnot engine is 1/6. Now the temperature of sink is r...

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  19. The temperature of source and sink of a heat engine are 127^(@)C and 2...

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  20. The efficiency of carnot engine is 50% and temperature of sink is 500K...

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