Question
Asked Mar 4, 2020
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A) by how much does a 55.3kg mountain climber stretch her 0.890 cm diameter nylon r ope when she hangs 29.2m below a rock outcropping? (For nylon, Y=1.35 x 10^9 pa)

B) calculate the force(in N) a piano tuner applies to stretch a steel piano wire 7.30mm, if the wire is originally 0.850mm in diameter and 1.35m long. ( Young's modulus for steel is 20.0 x 10^10 pa.)

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