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Important Questions on Thermodynamics

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Gamma Question Bank for Medical Physics>Chapter 12 - Thermodynamics>Assignment>Q 26
In which process P-V diagram is a straight line parallel to the volume axis?
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Gamma Question Bank for Medical Physics>Chapter 12 - Thermodynamics>Assignment>Q 28

The pressure and volume of a gas are changed as shown in the P-V diagram in this figure. The temperature of the gas will

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Gamma Question Bank for Medical Physics>Chapter 12 - Thermodynamics>Assignment>Q 29

The figure shows P-V diagram of a thermodynamic cycle. Which corresponding curve is correct?

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Gamma Question Bank for Medical Physics>Chapter 12 - Thermodynamics>Assignment>Q 36
A Carnot engine working between 300 K and 600 K has a work output of 800 J per cycle. The amount of heat energy supplied to the engine from the source in each cycle is
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Gamma Question Bank for Medical Physics>Chapter 12 - Thermodynamics>Assignment>Q 37
An ideal gas heat engine operates in Carnot cycle between 227° C and 127° C. It absorbs 6×104 cal  of heat at higher temperature. The amount of heat converted to work is___
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Gamma Question Bank for Medical Physics>Chapter 12 - Thermodynamics>Assignment>Q 38
The maximum possible efficiency of a heat engine is
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Gamma Question Bank for Medical Physics>Chapter 12 - Thermodynamics>Assignment>Q 40
A reversible engine and an irreversible engine are working between the same temperatures. The efficiency of the
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Gamma Question Bank for Medical Physics>Chapter 12 - Thermodynamics>Assignment>Q 42
The temperature inside and outside a refrigerator are 273 K and 300 K respectively. Assuming that the refrigerator cycle is reversible, for every joule of work done, the heat delivered to the surrounding will be nearly