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Engineering Physics · Q4

Thermodynamics and Statistical Physics

Engineering and GATE · Engineering Physics · question 4

Q4

A photon gas is at thermal equilibrium at temperature T. The mean number of photons in an energy state = h is

A photon gas is at thermal equilibrium at temperature T. The mean number of photons in an energy state  is
A.
B.
C.
D.
Answer

Answer: Option D

Solution

Answer: Option D
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