Question # 1

The motion of a body is straight line is.

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Random motion

Linear motion

Translatory motion

Circular motion

Shining silvered surface is a best:

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Emitter

Absorber

Reflector

None of these

If mass of body is 10 kg travelling with speed of light, how much energy is generated?

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E = 9 × 1017 J

E = 9 × 1015 J

E = 9 × 1018 J

E = 9 × 1016 J

The formula of pressur is:

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Fx a

A/F

F/A

None of these

It base of a right angled triangle is 3 cm and its perpendicular is 3 cm.Then its hypotenuse will be

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2 cm

4 cm

6 cm

5 cm

.............. is example of vector.

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Length

Force

Mass

Time

More radiation is reflected by the surface.

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White

Coloured

Black

Rough

Dependent quantities are taken on

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x - axis

-ve x -axis

y-axis

- y-axis

Heat can be transmitted form one object to the other by

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convection

radiation

conduction

all of these

Clockwise torque is taken:

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Positive

Negative

Neutral

Nil

According to law of conservation of energy increases K.E is equal to:

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Increase P.E

Decrease P.E

Decrease K.E

None of these

Which of the following material has large specific heat?

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Copper

Ice

Water

Mercury

The study of internal structur eof Earth is called.

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Atomic Physics

Plasma Physics

Geo physics

Nuclear Physics

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