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Question
How high temperature is achieved in solar cooker by the use of mirrors?
Options:
A .  Mirrors reflect sunlight into the cooker.
B .  Mirrors absorb more sunlight falling on the cooker.
C .  Mirrors diffuse light in all direction.
D .  Mirrors refract sunlight on the cooker.
Answer: Option A
:
A
Solar cookers achieve higher temperature by using mirrors to focus the rays of the sun.
Concave mirrors are the most preferred ones as they can converge sunlight over a small area.

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