Why is glass and a concave mirror used in a box type solar cooker?
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it is used so light can focus on cooker so food inside can be cooked
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Concave mirrors are used there because concave mirror focuses light coming from infinity at a point.
Hence, it concentrated YHE Solar light on a point and thus increases the temperature and which helps in cooking.
Hence, it concentrated YHE Solar light on a point and thus increases the temperature and which helps in cooking.
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