Question # 1

The largest source of light is.

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Sun

Moon

Stars

Plants

---------------- lasers are presently used for operating cataract and glaucoma.

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Argon

Neon

Helium

Hydrogen

The substances through which current con not pass are called:

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Semi - conductors

Insulators

conductors

non - metal

Element having atomic numebr greater than.......... go on emitting radiations.

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80

92

82

83

The first man went into space in

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1965

1961

1971

1991

The deficiency of elctrons in outermost shell of silicon atom is called.

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Valent shell hole

Doping

Hole

None of these

Operation " 2+3" in computer performed by.

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CU

CPU

ALU

None of these

The speed of radio wave is:

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Light

Air

Sound

Rocket

The production capacity of research reactor PARR II is;

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17 kilowatt

27 kilowatt

37 kilowatt

47 kilowatt

Pakistan made atomic explosion on:

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May 28,1996

May 28,1998

May 28, 1999

may 28, 2000

The charge on alpha particle is:

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1

2

4

6

Total production capacity of chashma Nuclear power plant;

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100 megawatt

200 megawatt

300 megawatt

400 megawatt

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

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Galvanometer

Ammeter

Voltmeter

Multi - meter

A,C electric supply at homes:

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240 volt

50 volt

220 volt

1000 volt

A device that decreases or increases the A.C voltage:

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Transformer

Ammeter

Voltmeter

Fuse

English word "9" has been divided into ............ segments.

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5

6

7

8

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