Questions
Which of the following statements is wrong ?
a
Rough surfaces are better radiators than smooth surfaces.
b
Highly polished mirror-like surfaces are very good radiators.
c
Black surfaces are better absorbers than white ones.
d
Black surfaces are better radiators than white ones.
detailed solution
Correct option is B
Roughness of the body decides the emission and absorption of heat.Talk to our academic expert!
Similar Questions
If reflecting and transmitting powers of a body are 0.2 and 0.3 units, then its Absorptive power will be
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