Categories > Dual Nature of Radiation and Matter > Photon and Photoelectric Effect > The number of photons of wavelength 540 nm emitted per second by an electric bulb of power 100W is (taking h = $6 \times {10^{ - 34}}\,J{\rm{ - }}sec$)

Dual Nature of Radiation and Matter

Question: The number of photons of wavelength 540 nm emitted per second by an electric bulb of power 100W is (taking h = $6 \times {10^{ - 34}}\,J{\rm{ - }}sec$)


1) 100
2) 1000
3) $3 \times {10^{20}}$
4) $3 \times {10^{18}}$
Solution: Explanation: No Explanation
Photon and Photoelectric Effect

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