physics

The combined mass of a man and a chair suspended at the midpoint of a rope of negligible mass is 50 kilograms. The rope is connected to a weight of 4360 newtons hanging from a massless frictionless pulley. Find the angle.

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asked by Robert
  1. I assume this rope started out horizontal attached to a wall with the pulley on an opposite wall.

    Tension in rope = 4360

    if A is angle of rope up from horizontal then

    50*9.81 = 2 (4360) sin A

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    posted by Damon

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