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Solar Cooker

Why is glass ...

Question

Why is glass sheet used in solar cooker?

A

to create reflection of sun rays

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B

to trap heat and increase the inside temperature

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C

to preserve cooking food

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D

all of these

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Solution

The correct option is B
to trap heat and increase the inside temperature

Glass sheet is used in solar cooker :

-to create reflection of sun rays.

-to trap heat and increase the inside temperature.

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Similar questions

Q. A solar cooker may not cook food if :
(a) the solar cooker is not placed in the shade (b) the glass sheet cover of solar cooker is not closed
(c) a convex mirror reflector is not used (d) the food containers of insulating material are not used

Q. (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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