Question # 1

Emission of ratiations from nucleus is said to be

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Chemical reaction

Atomic reaction

Radioactivity

Nuclear fission

The numebr (100)16 in decimal is equal to............. in binary.

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1110100

01011101

1100100

1001001

The unit of energy is.

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Newton

Metre

Joule

Second

In 1989 "SUPARCO" establshed an earth station at.

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America

London

Rawat

England

Total production capacity of Karachi nuclear power plant:

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137 megawatt

173 megawatt

100 megawatt

110 megawatt

The name of Pakistan's first artifcial satellite is.

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Badar - 1

Rahbar

Sputink -1

Skun

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

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30

40

50

60

The cause of thermal pollution;

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only green house effect

only nuclear reactors

only fossil fuels

All , A, B and C

"Pakistan Atomic Energy research council" came into being in.

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1956

1965

1951

1967

Breaking of the heavy nucleus of an atom is called:

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Nuclear fission

Nuclear fusion

conservation

pollution

Radioactivity occurs naturally from all the elecments with atomic number greater than.

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62

72

80

82

One Btu is equal to.

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1100 joules

1055 Joules

1050 Joules

1040 Joules

The SI unit of resistence.

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Ampere

Volt

Hertz

Ohm

Recording of electrical activity of brain is said to be:

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ultrasound

MRI

E.E.G

E.C.G

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

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Transformer

Ammeter

Voltmeter

Fuse

What discovered radioactivity?

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Einstein

Newton

J.J. Thomson

Henry Becquerel

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