Q30 of 269 Page 141

At a hydro power plant:

A hydro power plant is a complex of installations and equipment that is used to convert the energy of a stream of water into electrical energy.

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28

Mention two limitations of wind energy for generating electricity.

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A solar water heater cannot be used to get hot water on:

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The part of box-type solar cooker which is responsible for producing greenhouse effect is:

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Solar cells are made of: