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To study the structure and working of a ...

To study the structure and working of a solar cooker and/or water heater.
Activity is done for understanding how the solar equipments are insulated and how does maximum heat absorption is ensured.

Property : A black surface absorbs more heat.
Structure :
`rarr` It consists of an insulated metal box or a wooden box which is painted black from inside.
`rarr` The box has a thick glass sheet as a cover over the box.
`rarr` A plane or concave mirror is attached to the box that acts as a reflector.
`rarr` Mirror focuses the rays of the sun into the box.
Why is a glass sheet used ?

Text Solution

Verified by Experts

A glass sheet is used to creates greenhouse effect.
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