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The number of photons emitted per second...

The number of photons emitted per second by a 60 W source of monochromatic light of wavelength 663 nm is:
`(h=6.63xx10^(-34)Js )`

A

`2.51xx10^(31)`

B

`1.51xx10^(31)`

C

`7.51xx10^(31)`

D

`9.51xx10^(31)`

Text Solution

Verified by Experts

The correct Answer is:
A
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