A 1000 candela light source emits a beam of light. Determine the luminous intensity, in foot-candles, on

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A 1000 candela light source emits a beam of light. Determine the luminous intensity, in foot-candles, on a surface held perpendicular to and in line with the light beam at distances in 2 ft intervals in the range of 2 to 50 ft.

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