Question # 1

The potential difference between tow paints in a circuit is measured by:

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Galvanometer

Ammeter

Voltmeter

Multi - meter

In 1989 "SUPARCO" establshed an earth station at.

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America

London

Rawat

England

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 examples of semi - conductors:

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sodium and potassium

calcium and potassium

Germanium and silicon

carbon and nitrogen

The elements used to increase the number of free electrons in the semi - conductor belong to:

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2^nd group

3^rd group

4^th group

5^th group

Which of the following is used as fuel in Rocket:

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liquid gas

liquid carbon dioxide

liquid ammonia

Ll of the above

Which of the following is an input device:

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key board

printer

monitor

CPU

In Ohm's law V =

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V/I

I

RI

R/I

PINSTECH consists of...................... research reactors.

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Two

Three

Four

Five

Revolutionary charges have occur in last ............. years.

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30

40

50

60

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

In P-type semi -conductior, most of the current is due to.

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Free electron

Holes

Positive ions

Heat

The constant in Ohm's law is.

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Current

Resistance

Potential difference

Charge

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