Question

Polished surfaces are better________of heat than black surface

• A. radiators
• B. accepters
• C. absorbers
• D. Both b and c

Answer 1

The correct option is A radiators

Polished surfaces are better radiators of heat than black surfaces.

When heat is incident on the polished surfaces, most of the heat gets reflected but in case of black body, the heat is absorbed.

So, we can say that polished surfaces are better radiators.