Question # 1

If the velocity of a body becomes double, then its kinetic energy will:

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Remain the same

Become double

Become four time

Become half

The mass of a body is 1 kg, its mass in deep space is :

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1 Kg

0.5 Kg

0.25 kg

0

The vacuum in barometer is called:

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Deep vacuum

Mercury vacuum

Torricellian vacuum

None of above

In Which of the following state molecules do not leave their position?

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Solid

Liquid

Gas

Plasma

If force is 200 N and length of spanner is 0.15 then torque will be:

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30 Nm

15Nm

20 Nm

10 Nm

See breeze blows form sear to land during:

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day

night

after noon

morning

Gravitational force is a:

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Electric force

Magnetic force

Reactional force

Electromotive force.

________ is used to measure the force or weight of a body :

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Physical balance

Spring balance

A and B both

None

Degree of hotness or coldness a body is called:

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Heat

Internal Energy

Temperature

Potential energy

If an object is moving with constant speed then its distance time graph will be a straight line.

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Along time -axis

Along distance -axis

Inclined to time - axis

Parallel to time-axis

Rolling friction is___________ then sliding friction :

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Greter

Less

Some

Half

The maximum value of friction is:

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Kinetic friction

Static friction

Limiting friction

Dynamic friction

A couple is formed by

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Two forces perpendicular to each other

Two like parallel forces

Two equal and opposite forces in the same line

Two equal and opposite forces not in the same line

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