First slide

Radiation

Question

Which of the following statements is wrong ?

Moderate

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.

Solution

Roughness of the body decides the emission and absorption of heat.

Get Instant Solutions

When in doubt download our app. Now available Google Play Store- Doubts App

Recieve an sms with download link

Doubts App

OR

SCAN ME

Doubts App

Doubts App