Question # 1

In large building central heating system worms on the principle of

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conduction

convection

radiation

waves

The value of gravitational acceleration when a body is moving in downward direction is.

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10 ms^-1

10 ms^-2

10 m

-10 ms

The centripetal acceleration is always along.

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Normal force

Centripetal forces

Mass

Horizental forces

Air and water is conductor:

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Poor

Good

Excellent

None of these

F = Kx is mathematical form of which law:

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Law of gravity

Hooke's Law

Einstein's theory

It is just relation

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

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850 km

1000 km

6400 km

42,300 km

Specific heat of glass

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780 Jkg^-1K^-1

800 Jkg^-1K^-1

840 Jkg^-1K^-1

880 Jkg^-1K^-1

Science is that word which is derived by Latin word.

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Scient

Scientis

Scientia

Sciincet

Land and sea breezes are the result of:

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Absorption

Radiation

Conduction

Convection

Plasma is in ___________ form.

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Moleculer

Kinetic

Static

Ionized

When a block a place on the surface its weight produce.

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Tension

Momentum

Inertia

Normal reaction

Turning effect of a force is called:

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Torque

Moment

Couple

Torque and momentum

In houses, good thermal insulation means _____________ consumption of fuel:

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Lower

Higher

Normal

None

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