What is the use of black painted surface in a solar cooker?

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Sukhendu Banerji

Black colour as we know is good heat absorbent the solar cooker is coated black so that it absorbs and heats the cooker maximum to cook
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Trainer

Black colour as we know is good heat absorbent the solar cooker is coated black so that it absorbs and heats the cooker maximum to cook. So we use.. Thank you.
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