Question # 1

The solar energy falling on the atmosphere of Earth is almost:

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1.2 Kilowatt per square meter

1.4 kilowatt per square meter

1.6 kilowatt per square meter

1.8 kilowatt per square meter

One thouseand watt power is called.

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One mega watt

One giga watt

One hector watt

One kilowatt

The Si unit of power is;

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Joule

Ohm

Watt

Ampere

The practically unit of electricity is;

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kilowatt hour

watt

Joule

Ampere

Energy of moving charges is called.

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Heat energy

Light energy

Electricla energy

Kinetic energy

The conversion of the kinetic energy of running water to electrical energy is called

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power production

Thermal power

Hydroelectric power

Nuclear power

One Btu is equal to.

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1100 joules

1055 Joules

1050 Joules

1040 Joules

We can save eenrgy.

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1- By increaisng personal vehicles.

2- By making vehicles of beavier bodies.

3- By not walking

4- By avoiding unnecessary of energy.

The unit of energy is.

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Newton

Metre

Joule

Second

The cause of thermal pollution;

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only green house effect

only nuclear reactors

only fossil fuels

All , A, B and C

Themethod of production of electricity that does not produce pollution is.

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Hydroelectirc power

Thermal power

Nuclear power

Burning of biogas

Cause of air pollution is.

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Carbon Monoxide

Sulphur di oxide

Nitrogen oxide

All of them

Natural gas is measured in:

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square meter

cubic meters

Btu

B and C both

The ability to do work is called.

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Power

Force

Energy

All of them

The energy of moving charges is called:

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Light energy

Heat energy

Chemical energy

Electrical energy

By burning fossil fuels we get.

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Solar power

Tidal power

Nuclear power

Thermal power

The production of electricity from tides of water is called:

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Wind power

Thermal power

Tidal power

Nuclear power

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

Production of electricity with help of high tides is called.

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Tidal power

Tharmal power

Wind power

Geothermal power

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