Question # 1

The unit of electric charge is

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Ampare

Joule

Coulomb

Volt

See breeze blows form sear to land during:

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day

night

after noon

morning

The mathematical form of law of gravitation is:

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F = GMe m/Re2

F = Gm1m2/r2

F = GMem1/Re2r2

None

The altitude of geostationary orbits in which communication satellites are launched above the surface of the Earth is

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850 km

1000 km

6400 km

42,300 km

The force exerted by earth on moon is :

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2.01× 1020 N

2.01× 1020 Kg

2.01× 1021 N

2.01× 1022 Kg m/s2

Cos 0^ois

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0

2

1

0.5

What is the effect of lubricicantion?

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Increase friction

No effect

Reduce friction

None

A car is made on the principles of

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Electronics

Thermodynamics

Electricity

Mechanics

The S.I unit of power is:

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Newton

Watt

Joule

Coulomb

Centripetal acceleration of a body is given by formula:

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a_c=v/r

a_c=mv²/r

a_c=v/r²

a_c=v2/r

Due to _____________ we can watch live programs.

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Natural Satellite

Antenna

Artificial satellite

Nil

There are types of thermometer:

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1

2

3

4

Fossils fuels are usually compound of:

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Carbon

Hydrogen

Carbon & Hydrogen

None of these

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