(a) Name that part of a box-type solar cooker which allows the sun's heat rays to enter the box but does not allow inside heat to go out.
(b) Explain why, a plane mirror reflector is used in a box-type solar cooker.

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Solution

a) - glass sheet

b) - Mirrors are used as they increase the amount of sunlight falling on the glass surface of the cooker. The total sunlight used for cooking would become = Sunlight falling directly on the glass + Sunlight reflected from the mirror

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(a) Name that part of a box-type solar cooker which allows the sun's heat rays to enter the box but does not allow inside heat to go out. (b) Explain why, a plane mirror reflector is used in a box-type solar cooker.

a) - glass sheet b) - Mirrors are used as they increase the amount of sunlight falling on the glass surface of the cooker. The total sunlight used for cooking would become = Sunlight falling directly on the glass + Sunlight reflected from the mirror

(a) Name that part of a box-type solar cooker which allows the sun's heat rays to enter the box but does not allow inside heat to go out.
(b) Explain why, a plane mirror reflector is used in a box-type solar cooker.

a) - glass sheet

b) - Mirrors are used as they increase the amount of sunlight falling on the glass surface of the cooker. The total sunlight used for cooking would become = Sunlight falling directly on the glass + Sunlight reflected from the mirror