Question # 1

A ball of mass 1 kg moving with velocity 2 ms-1, Its momentum will be

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1 Ns

2 Ns

0.5 Ns

4 Ns

1 litre is equal to:

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10² m³

10^-3 m³

10³m³

10⁶m³

Shining silvered surface is a best:

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Emitter

Absorber

Reflector

None of these

Kinetic and potential energy are the kinds of energy:

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Chemical

Nuclear

Light

Mechanical

Density is a ratio of mass to:

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Area

Volume

Length

Mass

Feathers of bird give good thermal:

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Conduction

Insulation

Convection

None of these

The motion of a body about an axis is called.

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Random motion

Vibratory motion

Rotatory motion

Circular motion

A body of mass 5 kg i moving with a velocity of 10 ms^-1. Find the force required to stop it in 2s.

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5 N

25 N

20 N

30 N

The unit of heat capacity is:

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Jkg k

JK^-1

Jkg^-1K

J^-1kg^-1K^-1

The Earth attracts a body with a force equal to its:

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Velocity

Gravity

Weight

Mass

The eleventh general conference was held in Paris in.

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1959

1961

1660

1960

While rounding the numbers if last digit is 5, then.

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It is simply dropped

The digit on its left is increased by 1

It is rounded to get nerarest even number

It remain same.

Latent heat of fusion of water is:

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3.36 x 10¹⁰ Jkg^-1

93.6 x 10¹⁰Jkg^-1

3.36 x 10⁵Jkg^-1

None of these

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