Question # 1

One Btu is equal to.

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1100 joules

1055 Joules

1050 Joules

1040 Joules

Recording of electrical activity of brain is said to be:

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ultrasound

MRI

E.E.G

E.C.G

The Si unit of power is;

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Joule

Ohm

Watt

Ampere

The largest source of light is.

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Sun

Moon

Stars

Plants

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

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America

France

Russia

Pakistan

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

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America

France

Russia

Pakistan

Energy resources consume dby industries is approximately.

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10%

20%

30%

50%

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 a brain of computer?

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Central processing unit

Mouse

Monitor

Hard disc

Breaking of the heavy nucleus of an atom is called:

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Nuclear fission

Nuclear fusion

conservation

pollution

analogue signal is recorded on.

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Magnetic tape

Floppy disk

Hard Disk

C.D

The SI unit of resistance:

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Volt

Ampere

Ohm (Ω)

Farad

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

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Inversely proportional

Directly proportional

Equal

Non of the above

A,C electric supply at homes:

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240 volt

50 volt

220 volt

1000 volt

The speed of radio wave is:

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Light

Air

Sound

Rocket

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

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Kinetic energy

Heat energy

Electric energy

Chemical

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