Question # 1

A,C electric supply at homes:

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240 volt

50 volt

220 volt

1000 volt

The constant in Ohm's law is.

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Current

Resistance

Potential difference

Charge

If we increasing angle of incidence then at a particular angle incidence the angel of refraction is.

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45 ^o

60 ^o

30 ^o

90 ^o

Phosphorous.... and sulphur 35 are employed on living system to trace metabolic path.

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31

30

38

32

The SI unit of resistence.

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Ampere

Volt

Hertz

Ohm

Neil Armstrong and Edwin Aldirine landed on moon by.

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Pinstech

Suparco

Apallo -11

Viking - 1

the converstion of Kinetic energy of running water to electricla energy is known as.

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Thermal power

Tidal power

Hydroelectric power

Nuclear power

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

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Kinetic energy

Heat energy

Electric energy

Chemical

The cause of thermal pollution;

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only green house effect

only nuclear reactors

only fossil fuels

All , A, B and C

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

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America

France

Russia

Pakistan

One thouseand watt power is called.

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One mega watt

One giga watt

One hector watt

One kilowatt

One kilowatt-hour is the amount of energy that is consumed by a ........ applicance in one hour.

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1000 watt

100 watt

10000 watt

500 watt

Which of the following is used as rectifier;

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semi - conductor diode

resistors

capacitors

Germanium

SUPARCO headquarter is in;

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Islamabad

Lahore

Karachi

Multan

Which element is used to make LED?

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Aluminum

Calcium

sodium

Arsenic

The county which launched its first artificial satellite into space:

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France

British

America

Russia

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