Let n and m denote the number of photons emitted by a red and blue bulb respectively of equal power in a given time.Is n=m?

Answer:

No

The energy of a photon is hν

where ν is the frequency.

Power = energy/time

==> nhν1 = mhν2

==> nν1 = mν2

clearly** n not equal to m**

You must log in to post a comment.