a 200W bulb emits monochromatic light of wavelength 1400 angstorm and – InterviewSolution

1.	a 200W bulb emits monochromatic light of wavelength 1400 angstorm and only 10% of the energy is emitted as light.the no. of photons emitted by the bulb per second will be
Answer» a 200W bulb emits monochromatic light of wavelength 1400 angstorm and only 10% of the energy is emitted as light.the no. of photons emitted by the bulb per second will be

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