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Question
E, c and `v` represent the energy, velocity and frequency of a photon. Which of the following represents its wavelength?
Options
`(hν)/c^2`
hν
`(hc)/E`
`(hν)/c`
Solution
`bb((hc)/E)`
Explanation:
The energy of photon E = hν = `(hc)/lambda`
`therefore lambda = (hc)/E`
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