Question # 1

Law of Gravitation is consistence with:

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1st Law of motion

2nd Law of motion

3rd Law of motion

Law of momentum

Which of the following material has large specific heat?

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Copper

Ice

Water

Mercury

Land breeze from land to sea during:

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Day

Night

Afternoon

Morning

According to Archimedes principle the density of a substance is determined by using formula

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D = w1/w2 + w1 x p

D = w1w2/w2- w1 x p

D = w1/w2 - w1 x p

D = w1w2/w2- w1 x p

S.I unit of pressure is :

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Nm^-2

Newton

Joule

Watt

_____________ is centre from which its mass is equally distributed:

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Cebtre of mass

Centre of gravity

All of above

None

Heat capacity of 5 kg water is.

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2000 JK^-1

2100 JK^-1

21000 JK^-1

210000 JK^-1

A Leslie cube is use to identify :

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Radiation

Conduction

Convection

Both A and B

The formula for centripetal force is:

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Fc = mv2

Fc = mr2

Fc = mv2 / r

Fc = m/v

Larger number of slots are made in radiators to increase:

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Surface temperature

Surface area

Both A and B

Nonr

The ability of a body to do work is known as

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power

energy

kinetic energy

potential energy

In circular motion, the motion of every particle of body is.

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Direction

Opposite

Same

None of these

Normal human body temperature is:

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15 ^oC

37^oC

37^oF

98,6 ^oC

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