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An ideal gas heat engine operates in a C...

An ideal gas heat engine operates in a Carnot's cycle between `227^(@)C and 127^(@)C`. It absorbs `6 xx 10^(4) J` at high temperature. The amount of heat converted into work is

A

`4.8 xx 10^4` cal

B

`3.5 xx 10^4` cal

C

`1.6 xx 10^4` cal

D

1.2 xx 10^4` cal

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The correct Answer is:
D
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AAKASH INSTITUTE ENGLISH-THERMODYNAMICS-ASSIGNMENT (SECTION -A) (Objective Type Questions)
  1. During the thermodynamic process shown in figure for an ideal gas

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  2. For P-V diagram of a thermodynamic cycle as shown in figure,process BC...

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  3. Work done for the process shownin the figure is

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  4. During which of the following thermodynamic process represented by PV ...

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  5. The specific heat of a gas in a polytropic process is given by-

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  6. For a certain process, pressure of diatomic gas varies according to th...

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  7. In a thermodynamic process two moles of a monatomic ideal gas obeys PV...

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  8. entropy of a system decreases

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  9. During an adiabatic process, the pressure of gas is found to be propor...

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  10. If the efficiency of a carnot engine is eta,then the coefficient of pe...

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  11. In a carnot engine, when heat is absorbed from the source, its tempera...

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  12. A Carnot engine working between K 300 and 600 K has work output of 800...

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  13. An ideal gas heat engine operates in a Carnot's cycle between 227^(@)C...

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  14. The maxium possible efficiency of a heat engine is

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  15. A frictionless heat engine can be 100% efficient only if its exhaust t...

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  16. The effiency of reversible engine isthe irreversible engine.

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  17. Which of the following can be coefficient of perfomace refrigerator?

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  18. The temperature inside and outside a refrigerator are 273 K and 300 K ...

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  19. By opening the door of a refrigerator placed inside a room you

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  20. A Carnot engine whose sink is at 300K has an efficiency of 40%. By how...

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