Teaching BPSC बिहार माध्यमिक TGT (9 to 10) शिक्षक भर्ती 4.0 Mock Test General Science Physics Heat and Transfer
Which among the following is correct regarding the radiation of heat?
1
It is only mode of heat transfer which do not require any medium.
2
It moves with the speed of light.
3
A part of radiation falling on the surface is reflected.
4
More than one of the above
5
None of the above