Mechanical Engineering - Heat Transfer, Refrigeration and Air Conditioning - Discussion

Discussion Forum : Heat Transfer, Refrigeration and Air Conditioning - Section 6 (Q.No. 26)
26.
Planck's law holds good for all coloured bodies.
True
False
Answer: Option
Explanation:
No answer description is available. Let's discuss.
Discussion:
7 comments Page 1 of 1.

Nimai Mandal said:   4 years ago
Plank's law holds good for black bodies.
(1)

Raj jaiswal said:   6 years ago
Plack law valid for black body which doesn't mean that it is of black colour it will be of any colour but show properties of black body.

Amulya said:   6 years ago
The black body doesn't mean that black in color. Ice is a black body. Is ice black in color?

Lakshmi said:   8 years ago
Planks law holds good for black body only, not color bodies.

Rajender said:   8 years ago
This law describes only about black body and not other colours.

Neeraj said:   9 years ago
No, Planck's law describes the spectral density of electromagnetic radiation emitted by a black body in thermal equilibrium at a given temperature T.

Ragunathan said:   1 decade ago
How sir?

In some books planck's law is good for black body only.

Post your comments here:

Your comments will be displayed after verification.