AIPMT 2015 Cancelled Paper | Heat and Thermodynamics Question 46 | Physics

A Carnot engine, having an efficiency of as heat engine, is used as a refrigerator. If the work done on the system is 10 J, the amount of energy absorbed from the reservoir at lower temperature is

90 J

1 J

100 J

99 J

AIPMT 2015 Cancelled Paper

MCQ (Single Correct Answer)

-1

The ratio of the specific heats $${{{C_p}} \over {{C_v}}} = \gamma $$ in terms of degrees of freedom (n) is given by

$$\left( {1 + {2 \over n}} \right)$$

$$\left( {1 + {n \over 2}} \right)$$

$$\left( {1 + {1 \over n}} \right)$$

$$\left( {1 + {n \over 3}} \right)$$

AIPMT 2014

MCQ (Single Correct Answer)

-1

A monatomic gas at a pressure P, having a volume V expands isothermally to a volume 2V and then adiabatically to a volume 16V. The final pressure of the gas is (Take $$\gamma $$ = 5/3)

64P

32P

P/64

16P

AIPMT 2014

MCQ (Single Correct Answer)

-1

A thermodynamic system undergoes cyclic process ABCDA as shown in figure. The work done by the system in the cycle is

AIPMT 2014 Physics - Heat and Thermodynamics Question 66 English

AIPMT 2014 Physics - Heat and Thermodynamics Question 66 English

P₀V₀

2P₀V₀

$${{{P_0}{V_0}} \over 2}$$

zero

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