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प्रश्न
Name that part of a box-type solar cooler which allow the sun's heat rays to enter the box but does not allow inside heat to go out.
उत्तर
A glass-sheet cover in a box-type solar cooker allows the sun's heat to enter the box but does not allow the heat inside to go out.
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या प्रश्नात किंवा उत्तरात काही त्रुटी आहे का?
