Question # 1

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

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5

6

7

8

Word FAX is short form of.

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Facsiline

Facsimile

Fasimile

None of these

Which radiation have zero mass number

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Alpha radiation

Beta ratiation

Gamma radiation

None of these

The Si unit of energy :

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meter per second

meter

joule

kilowatt hour

In Pure -semi conductors no free electrons are available to conduct electric current at.

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Ordinary temperature

Low temperature

High temperature

None of these

SUPARCO came into being.

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In 1956

in 1961

in 1973

In 1990

Skylab enters back into atmosphere.

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In 1979

In 1990

In 2000

In 2003

According to ohm's law , current and potential difference are:

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Inversely proportional

Directly proportional

Equal

Non of the above

Which of the following is an neutral particle?

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Electron

Proton

Neutron

Alpha particle

Which circuits carry currents to the lights heaters and other appliances:

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parallel circuits

series circuits

common circuits

All of the above

The substances through which current con not pass are called:

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Semi - conductors

Insulators

conductors

non - metal

In 1989 "SUPARCO" establshed an earth station at.

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America

London

Rawat

England

the number of (101)₁₀ in decimal is equal to .......... inbinary.

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0101111

0000101

10101101

1100101

The Phenomenon of emission of radiations from radioactive elements is called:

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Doping

Allotropy

Radioactivity

Induction

Which element is used to make LED?

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Aluminum

Calcium

sodium

Arsenic

Voltmeter is used to.

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Measure current

Measure potential difference

Measure voltage

Both a and b

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