Suppose instead that the average photon wavelength is 7950

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A 100 W incandescent light bulb converts approximately 2.5% of the electrical energy supplied to it into visible light. Assume that the average wavelength of the emitted light is 530.0 nm, and that the light is radiated uniformily in all directions.

1) How many photons per second, N, would enter an aperture of area A = 6.0cm2 located a distance D = 4.0 m from the light bulb?

2) Suppose, instead, that the average photon wavelength is 795.0 nm. How many photons per second, N', would enter the aperture?

Reference no: EM13609691

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