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15. A light bulb consumes 100 W of electrical power and emits 2.00 % of the consumed electrical power as visible light. The bulb emits

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15. A light bulb consumes 100 W of electrical power and emits 2.00 % of the consumed electrical power as visible light. The bulb emits isotropically and hangs at a height h = 2.00 m above a tabletop. If the angle 0 =350, what is the illuminance Ep at point P ? h P A) Ep = 18 lux B) Ep = 20 lux C) Ep = 15 lux D) Ep = 17 lux E) Ep = 24 lux

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