Question # 1

Production of electricity with help of high tides is called.

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Tidal power

Tharmal power

Wind power

Geothermal power

The speed of radio wave is:

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Light

Air

Sound

Rocket

Who was the inventor of radio system.

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Grahm bell

F. Crick

Charles babbage

Marconi

Laser surgery is of special importance in

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heart operation

kidney operation

liver operation

cancer operation

The ability to do work is called.

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Power

Force

Energy

All of them

Skylab enters back into atmosphere.

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In 1979

In 1990

In 2000

In 2003

Galvanometer is used to.

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Detects the current

Measure the current

Measure the resistance

Measrue the voltage

Energy possessed bu a body due to its motion is known as:

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Kinetic energy

Heat energy

Electric energy

Chemical

V_s / V_{p is equal to.}

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Vp / Vs

Np / Ns

Ns / Np

None

The potential of the neutral wire is.

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Zero

+220 volts

220 volts

Changing

Which circuits carry currents to the lights heaters and other appliances:

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parallel circuits

series circuits

common circuits

All of the above

In 1989 "SUPARCO" establshed an earth station at.

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America

London

Rawat

England

Themethod of production of electricity that does not produce pollution is.

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Hydroelectirc power

Thermal power

Nuclear power

Burning of biogas

the test that measures the electrical activity of the heart:

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E.C.G (Electrocardiogram)

E.E.G (Electroencephalography)

M.R.I (Magnetic resonance imaging)

Angiography

The first man went into space in

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1965

1961

1971

1991

The examples of semi - conductors:

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sodium and potassium

calcium and potassium

Germanium and silicon

carbon and nitrogen

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