Question # 1

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 work done in isochoric process is.

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Constant

Variable

Zero

Depend upon condition

The motion of gas molecules is

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In the same direction

Random

Walls of container

Opposite to each other

Almost all the raw energy is librated from

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Heat

Earth

Light

All of these

A cycle of petrol engine undergoes

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Two process

Three process

Four process

single process

At which of the following temperature a body has maximum internal energy.

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-273 ^oC

0 K

273 K

-273 K

Mercury is used as a thermometric substance because

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It is opaque

Does not stick to glass

Has low specific heat

All of these

In reversible process the entropy of system.

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Remain constant

Decrease

Increase

Becomes zero

An ideal heat engine can only be 100% efficient if its cold temperature reservoir is at.

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0 K

0 ^oC

100 K

100 ^oC

Environmental crisis are also known as

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Population crisis

Entropy crisis

War crisis

Mass crisis

Boltzman constant 'k' has same unit as.

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Temperature

Energy

Entropy

Pressure

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

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