Question # 1

The mean kinetic energy of gas is at.

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0 ^oC

-273 ^oC

100 K

100 ^oC

the work done in isochoric process is.

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Constant

Variable

Zero

Depend upon condition

The difference between tow molar capacities is equal to.

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Plank's constant

General gas equation

Molar gas constant

Boltzmann constant

The temperature scale which is independent of nature of substance is.

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Thermodynamic scale

Centigrade scale

Fahrenheit scale

Regnault scale

Size of the molecules is much smaller as compared to the

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Mass of the molecules

Distance between the molecules

Density of the molecules

Volume of the molecules

The measure of hotness or coldness of a substance is.

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Temperature

Heat

Internal energy

Energy

A cycle of petrol engine undergoes

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Two process

Three process

Four process

single process

Which of following is irreversible process

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Slow compression of an elastic spring

Slow evaporation of substances in isolated vessel

Slow expansion of a gas

A chemical explosion

If heat is added to a system, then its entropy will.

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Increases and positive

Decrease and positive

Increases but negative

Decreases but negative

No spark plug is needed in the

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Petrol engine

Diesel engine

Gas engine

Water engine

Environmental crisis are also known as

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Population crisis

Entropy crisis

War crisis

Mass crisis

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Physics English Medium Fsc Part 1 Chapter 11 Online MCQs Test MCQs With Answers

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