Question
Download Solution PDFThe number of photons per second on an average emitted by the source of monochromatic light of wavelength 600 nm, when it delivers the power of 3.3×10-3 watt will be : (h=6.6×10-34 J-s)
Answer (Detailed Solution Below)
Detailed Solution
Download Solution PDFConcept:
The power of a source is given as
where P is power, n is number of photons, t is time, h is planck's constant, and c & λ is speed and wavelength of photon respectively.
Calculation:
The power of a source is given as
(Here
= 1016 photons per second
Hence Option 4) is correct choice.
Last updated on Jun 16, 2025
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