Question # 1

Land and sea breezes are the result of:

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Absorption

Radiation

Conduction

Convection

The quantity that depends upon the force and increases with decrease in the area on which force is acting is called

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Momentum

Pressure

Mass

Velocity

A Leslie cube is a:

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Metal box

Wooden box

Glass box

None

Which of the substances is the lightest one?

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Copper

Mercury

Aluminium

Lead

The value of g on moon's surface is 1.6 ms^-2. What will be the weight of a a 100 kg body on the surface of the moon?

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100 N

160 N

1000 N

1600 N

Newton discovered the cause of falling apple in :

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1886

1905

1665

1600

In which hot liquid can remains hot:

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Glass

Lead

Thermos

Hot pot

The product of force and momentum arm is called:

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Couple arm

Torque

Rigid body

Axis of rotation

Leslie's cube is filled with:

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Cold water

Hot water

Mercury

Air

The weight of body is 147 N, Its mass will be ________ when g = 10 ms^-2

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1.47 kg

14.7 kg

47 kg

1.51 kg

The number of base units in SI are.

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3

6

7

9

The value we get after rounding 1.47 is

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1.4

1.5

1.47

1.46

How much force is needed to body of mass 10 kg from falling:

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100 N

150 N

200 N

300 N

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