Question # 1

What should be approximate length of a glass tube to construct of water barometer?

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0.5 m

1 m

2.5 m

11 m

Fourth state of matter is:

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Solid

Plasma

Liquid

Gas

The amount of heat absorb by body depends on the :

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Colour of the surface

Nature of surface

Texture of surface

Both A and B

Value of g increases with the:

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Increase in mass of the body

Increases in altitude

decrease the altitude

None of the above

The density of a substance can be found with the help of

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Pascal's law

Hooke's law

Archimedes principle

Principle of floatation

When two bodies are in motion then the velocity of one body relative to the other is called.

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Relative velocity

Uniform velocity

Variable velocity

Average velocity

Moon is a _____________ satellite.

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Natural

Artificial

Not manmade

Nil

According to SI-Units , internsity of light is measured in.

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meters

second

moles

candela

A string is stretched by two equal and opposite force 10 N each. The tension in the string is:

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Zero

5 N

10 N

20 N

At sea level, the atmospheric pressure is about.

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101320 Pa

101300 Pa

10110 Pa

10112 Pa

Two equal but unlike parallel forces having different line of action produce:

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A torque

A couple

Equilibrium

Neutral equilibrium

The value of g is maximum at:

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Mountains

Maximum height

Surface of earth

At 2R

A ball of mass 1 kg moving wih velocity 2 ms^-1 its momentum will be;

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1 Ns

2 Ns

0.5 Ns

4 Ns

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