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Thermodynamics ...

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  • Question 1
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  • Question 3
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    P-V diagram of an ideal gas is as shown in figure. Work done by the gas in process ABCD is

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  • Question 5
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    An ideal gas heat engine operates in a Carnot cycle between 227°C and 1.27°C. It absorbs 6 kcal at the higher temperature. The amount of heat (in k-cal) converted into work is equal to

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  • Question 7
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  • Question 8
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    Three samples of the same gas A, B and C (γ = 3/2) have initially equal volume. Now the volume of each sample is doubled. The process is adiabatic for A isobaric for B and isothermal for C. If the final pressures are equal for all three samples, the ratio of their initial pressures are

  • Question 9
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    Volume versus temperature graph of two moles of helium gas is as shown in figure. The ratio of heat absorbed and the work done by the gas in process 1-2 is

  • Question 10
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    In the P-V diagram shown in figure ABC is a semicircle. The work done in the process ABC is

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