NEET 2017 | Heat and Thermodynamics Question 29 | Physics

NEET 2017

MCQ (Single Correct Answer)

-1

Thermodynamic processes are indicated in the following diagram.

NEET 2017 Physics - Heat and Thermodynamics Question 79 English

Match the following

Column-1		Column-2
P.	Process I	A.	Adiabatic
Q.	Process II	B.	Isobaric
R.	Process III	C.	Isochoric
S.	Process IV	D.	Isothermal

P $$ \to $$ C, Q $$ \to $$ A, R $$ \to $$ D, S $$ \to $$ B

P $$ \to $$ C, Q $$ \to $$ D, R $$ \to $$ B, S $$ \to $$ A

P $$ \to $$ D, Q $$ \to $$ B, R $$ \to $$ A, S $$ \to $$ C

P $$ \to $$ A, Q $$ \to $$ C, R $$ \to $$ D, S $$ \to $$ B

NEET 2017

MCQ (Single Correct Answer)

-1

A carnot engine having an efficiency of $${1 \over {10}}$$ 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

99 J

100 J

1 J

NEET 2016 Phase 2

MCQ (Single Correct Answer)

-1

A given sample of an ideal gas occupies a volume V at a pressure P and absolute temperature T. The mass of each molecule of the gas is m. Which of the following gives the density of the gas ?

P/(kT)

Pm/(kT)

P/(KTV)

mkT

NEET 2016 Phase 2

MCQ (Single Correct Answer)

-1

The temperature inside a refrigerator is t₂ ^oC. The amount of heat delivered to the room for each joule of electrical energy consumed ideally will be

$${{{t_1}} \over {{t_1} - {t_2}}}$$

$${{{t_1} + 273} \over {{t_1} - {t_2}}}$$

$${{{t_2} + 273} \over {{t_1} - {t_2}}}$$

$${{{t_1} + {t_2}} \over {{t_1} + 273}}$$

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