Question # 1

The measure of hotness or coldness of a substance is.

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Temperature

Heat

Internal energy

Energy

The molecules of an ideal gas exert

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Force on each other

No force on each other

Large force on each other

Pressure on each other

If the temperature of sink is absolute zero then the efficiency of heat engine engine should be.

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100%

50%

Infinite

zero

Boltzman constant 'k' has same unit as.

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Temperature

Energy

Entropy

Pressure

Transformation of heat other forms of energy is discussed in

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Thermal physics

Thermodynamics

Atomic physics

Nuclear physics

The work done is isochoric process is.

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Constant

Variable

Zero

Depend upon condition

For a gas obeying Boyle's Law, if the pressure is doubled, the volume becomes.

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Double

Three fold

One half

Remains the same

Pressure 'P' of a gas is defined as

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F/A

FA

F/V

F/D

A device based upon the thermodynamics property of matter is called.

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Calorimeter

Heat engine

thermometer

Voltmeter

The temperature of human body on Kelvin scale is

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210K

310K

410K

510K

Almost all the raw energy is librated from

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Heat

Earth

Light

All of these

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Other Links

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

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