Question # 1

If f = 40 N is applied and bus is move 1m than work is :

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40 J

60 J

80 J

No work

The temperature of a black dull surface on heating :

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Rise Rapidly

Fall Rapidly

Becomes zero

Remain constant

Flow of thermal energy from hot body cold body is called:

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Specific heat

Latent heat

Transfer of heat

Heat capacity

The orbital velocity of a satellite revolving at height 'h' above the surface of Earth is given by

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The formula for centripetal force is:

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Fc = mv2

Fc = mr2

Fc = mv2 / r

Fc = m/v

The energy present in our food is:

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Mechanical energy

Gravitational potential energy

Chemical energy

Nuclear energy

The formula of momentum is:

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P=Fa

P=mv

F=ma

F=mg

Earth revolves around the:

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Moon

Sun

Glaxy

None

Fossil fuels are usually:

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Carbon di oxide

Hydrogen

Hydrocarbons

Carbon monoxide

Where there is no air the atmospheric pressure is:

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Zero

101300 Pa

7 nm Hg

1000 Nm^-2

Weight of the body is__________ to the gravity force between body and earth:

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Less than

Greater than

Equal

Constant

Unit of density is:

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Kg/m3

kg/m2

kg/m

kg

Moon is nearly km away from the Earth:

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3,80,000 km

3800 km

3,80 km

38 km

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