Question # 1

The average speed of cheetah is.

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60 kmh^-1

70 kmh^-1

75 kmh^-1

80 kmh^-1

Glass and transparent polythene sheets allow radiations of wavelength to pass through them:

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Long

Medium

Short

All

Metals are good conductor of heat due to

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Free Electrons

Big size of their molecules

Small size of their molecules

Rapid vibrations of their atoms

Coefficient of linear thermal expansion of Steel?

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1.2 x 10^-5

2.2 x 10^-5

0.2 x 10^-5

1.3 x 10^-5

What is unit of momentum?

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Kg m/s

m

c

Nil

Moon is our satellite:

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Artificial

Permanent

Natural

Communication

ΣF=0 is __________ condition of equilibrium:

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1st

2nd

Unstable

Stable

Good conductor is :

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Air

Wood

Iron

None

Rate of change of momentum is equal to:

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Mass

Torque

Weight

Force

GPS consists of __________ earth satellites.

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30

2

7

24

At sea level , Atmosphere pressure is:

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101,300 Pa

101,400 Pa

101,500 Pa

101, 600 Pa

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

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Pascal's law

Hook's law

Archimedes principle

Principle of floatation

Least count of digital vernier callipers is.

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0.01 cm

0.01 mm

0.1 mm

0.1 cm

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