What average force was exerted on the ball

Reference no: EM1320016

Q1. After falling from rest at a height of 31 m, a 0.48kg ball rebounds upward, reaching a height of 21 m. If the contact between ball and ground lasted 1.8ms, what average force was exerted on the ball?

Q2. The distance between two telephone poles is 55.55 m. When a 1.00 kg bird lands on the telephone wire midway between the poles, the wire sags 0.165 m. illustrate a free-body diagram of the bird. (Do this on paper. Your instructor may ask you to turn in this work.) How much tension does the bird produce in wire? Overlook the weight of the wire.

Reference no: EM1320016

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