Question # 1

The speed of light is equal to:

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3 x 10⁵ ms^-1

3 x 10⁸ms^-1

3 x 10⁹ms^-1

3 x 10²ms^-1

"Latent" is derived from ............... word.

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Latin

English

Greek

Roman

Land and sea breezes are the result of:

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Absorption

Radiation

Conduction

Convection

The force which complete a body to move in circle is:

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Centripetal force

Centrifugal force

Perpendicular force

Tension

Thermoflask is used maintain:

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Heat

Temperature

Density

Pressure

The speed of satellites in GPS is:

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8.73 kms^-1

3.87 ms^-1

32 ms^-1

3.87 kms^-1

The velocity of geostationary satellites with respect to Earth is

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Vo

2Vo

Zero

1/2 Vo

In velocity the body become double , then centripetal force will be:

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Half

Three times greater

Double

Four times greater

If radius of circle is doubled then centripetal acceleration becomes:

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Doubled

Three times

Four times

Half times

The deforming force is called _______________

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Stress

Strain

Young's Modulus

Nil

The S.I unit of work is :

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J

N

Kg

m

According to Archimedes principle upthrust is equal to

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weight of displaced liquid

volume of displaced liquid

mass of displaced liquid

are of displaced liquid

kgm²s^-2 = _________

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Newton

Joule

Watt

Coulomb

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