Question

how much energy of a light wave whose frequency is 500hz

Answer 1

energy=planck's constant*frequency

E=h*f

E=6.626*10^-34*500

E=3313 * 10^-34 Joules

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Answer 2

E=h * frequency
E=(6.626 * 10^-34) * 500
=3313*10^-34 J
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