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A desk lamp illuminates a desktop with l...

A desk lamp illuminates a desktop with light of wavelength X. The amplitude of this electromagnetic wave is `E_(0)`. Assuming illumination to be normally on the surface, the number of photons striking the desk per second per unit area N

A

`N = (lambdaepsilon_(0)E_(0)^(2))/(h)`

B

`N = (2lambdaepsilon_(0)E_(0)^(2))/h`

C

`N = (lambdaepsilon_(0)E_(0)^(2)`

D

Data insufficient.

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