If 10% of the energy supplied to an incandescent light bulb is radiated as visible light, how many visible light photons are emitted by 200watt bulb? Assume wavelength of all visible photons to be 5000Å. Given h=6.6xx10^(-34)Js.
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If 10% of the energy supplied to an incandescent light bulb is radiated as visible light, how many visible light photons are emitted by 200watt bulb? Assume wavelength of all visible photons to be 5000Å. Given h=6.6xx10^(-34)Js.
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