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calculate the tension in newtons in a vertical rope for a child of mass 21 as...

calculate the tension in newtons in a vertical rope for a child of mass 21 as she hangs motionless on it

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Answer #1

As per Newton's third law of motion, tension in the rope will be equal in magnitude to the weight of the child and opposite in direction, means vertically upward.

So tension T = mg = 21 × 9.8 N = 205.8 N

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