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The energy of a photon with frequency is given by which of the following expressions, where is Planck constant?
- A.
- B.
- C.
- D.
Show correct answer & step-by-step solution
Correct answer: B —
Solution
According to the Planck-Einstein relation, the energy of a photon is directly proportional to its frequency. The constant of proportionality is the Planck constant, resulting in the formula .
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