Calculate the intensity of the light on the ceiling

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Reference no: EM13287932

If a 100 W light bulb illuminates the ceiling with a beamradius of 2m at a distance of 4m, calculate the intensity of thelight on the ceiling. The light bulb has an efficiency of 15%(i.e., only 15% of the total power provides light power.)

Reference no: EM13287932

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