There are two sources of light, each emitting with a power of 100 W. One emits X-rays of…
Physics · Class 12 · CBSE — Dual Nature of Radiation & Matter
There are two sources of light, each emitting with a power of 100 W. One emits X-rays of wavelength 1 nm and the other visible light of 500 nm. The ratio of number of photons of X-rays to the photons of visible light of the given wavelength is
- 1 : 500
- 1 : 400
- 1 : 300
- 1 : 200
Answer
(A) 1 : 500
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