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प्रश्न
Which of the following is used in solar cooker to harvest the solar energy?
a) Solar panels
b) Silicon cell
c) Mirrors
d) Glass lid
उत्तर
c) Mirrors
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संबंधित प्रश्न
Why is the copper tube of a solar water heater painted black from outside?
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Name the semi-conductor material which is usually used for making solar cells.
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(a) 1.4 kWh
(b) 1.4 kW/m
(c) 1.4 kW/m2
(d) 1.4 kW/m3
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(a) 5040 J
(b) 504.0 kJ
(c) 5040 kJ
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