Question 1:
What kind of mirror − concave, convex or plain − would be best suited for use
in a solar cooker? Why?
Answer:
A solar cooker uses heat of the sunlight to cook and heat food. A mirror is
used in order to reflect and focus sunlight at a point. A concave mirror is
used in a solar cooker for this purpose. The mirror focuses all the incident
sunlight at a point. The temperature at that point increases, there by
cooking and heating the food placed at that point.
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