Thermodynamics [BITSAT (Birla Institute of Technology & Science Admission Test) Physics]: Questions 1 - 8 of 16

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Question 1

Question

MCQ▾

Coefficient of performance of an ideal refrigerator working between temperatures is –

Choices

Choice (4)Response

a.

b.

c.

d.

Question 2

Question

MCQ▾

Equation for the change of state was given by –

Choices

Choice (4)Response

a.

Clausius – Clapeyron

b.

Clausius

c.

Joules

d.

Newton

Question 3

Thermodynamics
First Law of Thermodynamics

Question

MCQ▾

The evaporation of a liquid from its surface is based on –

Choices

Choice (4)Response

a.

Bernoulli՚s law

b.

Stefan՚s law

c.

Joule՚s law

d.

Thomson՚s law

Question 4

Question

MCQ▾

of oxygen at is mixed with of nitrogen at the temperature of the mixture will be –

Choices

Choice (4)Response

a.

b.

c.

d.

Question 5

Question

MCQ▾

A soap bubble has radius and volume . If the excess pressure inside the bubble is . then is proportional to –

Choices

Choice (4)Response

a.

b.

c.

d.

Question 6

Question

MCQ▾

When there is not heat change from surrounding in a system, then the process is related with –

Choices

Choice (4)Response

a.

Isothermal

b.

Isobaric

c.

Isochoric

d.

Adiabatic

Question 7

Thermodynamics
First Law of Thermodynamics

Question

MCQ▾

When the amount of work done is and change in internal energy is , then the heat supplied is

Choices

Choice (4)Response

a.

b.

c.

d.

Question 8

Question

MCQ▾

The first operation involved in a Carnot cycle is

Choices

Choice (4)Response

a.

Isothermal expansion

b.

Isothermal compression

c.

Adiabatic compression

d.

Adiabatic expansion

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