Is it true that concave mirrors are used in a solar furnace?

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True

False

answer is A.

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Detailed Solution

The above statement is true.
Only concave mirrors are used in the construction of solar furnaces because these mirrors are the only type of mirror that converse the light to a single focal point. When a solar furnace is placed in the middle of a large concave mirror or reflector, a parallel beam of light is focused on it. Eventually, a desirable temperature is reached.

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