Average strain in the spike
A 26.0 kg hammer strikes a steel spike 2.90 cm in diameter while moving with speed of 20.0 m/s. The hammer rebounds with speed 10.0 m/s after 0.110 s. What is the average strain in the spike during the impact?
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The best preventive measures against hardware theft and vandalism are common sense and a constant awareness of the risk.
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