Thermodynamics-Laws of Thermodynamics (BITSAT Physics): Questions 1 - 4 of 4

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Question number: 1

» Thermodynamics » Laws of Thermodynamics » First Law of Thermodynamics

MCQ▾

Question

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

Choices

Choice (4) Response

a.

Bernoulli’s law

b.

Joule’s law

c.

Thomson’s law

d.

Stefan’s law

Question number: 2

» Thermodynamics » Laws of Thermodynamics » First Law of Thermodynamics

MCQ▾

Question

When the amount of work done is 333cal and change in internal energy is 167cal , then the heat supplied is

Choices

Choice (4) Response

a.

100cal

b.

500cal

c.

700cal

d.

300cal

Question number: 3

» Thermodynamics » Laws of Thermodynamics » First Law of Thermodynamics

MCQ▾

Question

If the heat of 110J is added to a gaseous system, whose internal energy is 40J , then the amount of external work done is

Choices

Choice (4) Response

a.

80J

b.

115J

c.

140J

d.

70J

Question number: 4

» Thermodynamics » Laws of Thermodynamics » Second Law of Thermodynamics

MCQ▾

Question

A hot and a cold body are kept in vacuum separated from each other. Which of the following cause decrease in temperature of the hot body?

Choices

Choice (4) Response

a.

Radiation

b.

Conduction

c.

Convection

d.

Temperature remains unchanged

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