Question # 1

Bagasse is used as in.

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Sugar mills

Cattle feeds

Alcohol

Cotton textile

Diodes are used to.

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Convert A.C. into D.C

Convert D.C into A.C

Store Charge

Change voltage

The total production capacity of Pakistan's first nuclear power plant is.

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10 mega watt

137 mega watt

300 mega watt

40 mega watt

The current flow from p-type semi conductors is due to.

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Free electrons

Valance electrons

Doping

Hole

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

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1110100

01011101

1100100

1001001

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

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Argon

Neon

Helium

Hydrogen

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

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Transformer

Ammeter

Voltmeter

Fuse

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

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Inversely proportional

Directly proportional

Equal

Non of the above

Multi - meter is an instrument which can be used to measure:

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Current

Potential difference

all of the above

Resistance

Organic material and their residues are called:

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Biomass

Nuclear waste

Smog

Garbage

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

Laser surgery is of special importance in

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heart operation

kidney operation

liver operation

cancer operation

Breaking of the heavy nucleus of an atom is called:

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Nuclear fission

Nuclear fusion

conservation

pollution

Production of electricity with help of high tides is called.

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Tidal power

Tharmal power

Wind power

Geothermal power

The substances through which current con not pass are called:

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Semi - conductors

Insulators

conductors

non - metal

Multi-meter is also called.

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EVO

OVE

AVO

V0A

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