# physics

A load of 100 lb is hung from the middle of a rope, which is stretched between two rigid walls 30 ft apart. Due to the load, the rope sags 4 feet in the middle. Determine the tension on the rope.

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1. tan(theta)= 4/15
theta = 14.93 deg

2Tsin 14.93 = 100lb
T = 194.07lbs.

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posted by Christy

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