A cylindrical tank is 500 ft deep 310 ft in diameter and

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A cylindrical tank is 50.0 ft deep, 31.0 ft in diameter, and filled to the top with water. A flashlight shines into the tank from above. What minimum angle? Can its beam make with the water surface if the beam is to illuminate part of the bottom? (nwater = 1.33)

A) 49.6°

B) 45.5°

C) 41.1°

D) 53.5°

Reference no: EM13622210

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