A) Outer-Silver/Inner-Silver
B) Outer-Black/Inner-Black
C) Outer - Silver, Inner ? Black
D) Outer - Black, Inner ? Silver
Correct Answer: D
Solution :
The outer surface should be black as more heat from the sun should be absorbed. The inner surface should be coated with silver so that most of the heat is retained/ radiated into the box.You need to login to perform this action.
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