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If power is 1kw and frequency is 880hz then number of photon will be?

If power is 1kw and frequency is 880hz then number of photon will be?

Grade:11

1 Answers

Vikas TU
14149 Points
4 years ago
Dear Student,
As we know that,
E=nhµ where E=Energy, h= planck’s constant, µ=frequency, n= no of photons
E/t=nhµ2
=>P=nhµ2
=>103=6.63x10-34x8802xn
=>n=0.000194x1034
Cheers!!
Regards,
Vikas (B. Tech. 4th year
Thapar University)

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