Question # 1

Energy of moving charges is called.

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Heat energy

Light energy

Electricla energy

Kinetic energy

Voltmeter is used to.

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Measure current

Measure potential difference

Measure voltage

Both a and b

Breaking of the heavy nucleus of an atom is called:

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Nuclear fission

Nuclear fusion

conservation

pollution

The frequency of the carrier waver used of radio transmission:

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30 KHZ

40 KHZ

50 KHZ

60 KHZ

Voltmeter is connected in.

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Parallel position

Series position

Both a and b

None of these

The unit of current in System International is.

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Ampere

Volt

Ohm

Newton

The country, whihc launched its artificial satellite into space for the first time is.

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America

France

Russia

Pakistan

The Si unit of energy :

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meter per second

meter

joule

kilowatt hour

Total production capacity of Karachi nuclear power plant:

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137 megawatt

173 megawatt

100 megawatt

110 megawatt

The examples of semi - conductors:

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sodium and potassium

calcium and potassium

Germanium and silicon

carbon and nitrogen

The production capacity of research reactor PARR - I is:

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10 megawatt

15 megawatt

20 megawatt

25 megawatt

The rays which are liberated from metal due to collision of fast moving electrons:

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Alpha rays

Beta rays

Gamma rays

x - rays

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

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Hydroelectirc power

Thermal power

Nuclear power

Burning of biogas

When a ray of light passes from a denser to a rare medium it;

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bends away form the normal to the interface

bends towards the normal

does no bend

non of the above

Which of the following is a brain of computer?

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Central processing unit

Mouse

Monitor

Hard disc

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