A cylindrical acetal polymer bar 20-cm-long and 1.5 cm in diameter is subjected to a vibrational load

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A cylindrical acetal polymer bar 20-cm-long and 1.5 cm in diameter is subjected to a vibrational load at a frequency of 500 vibrations per minute, with a load of 50 N. How many hours will the part survive before breaking?

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Essentials of Materials Science and Engineering

ISBN: 978-1111576851

3rd edition

Authors: Donald R. Askeland, Wendelin J. Wright

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Question Posted: Apr 26, 2016 07:17 AM

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A cylindrical acetal polymer bar 20-cm-long and 1.5 cm in diameter is subjected to a vibrational load

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The stress acting on the polymer is From the fig...View the full answer

Essentials of Materials Science and Engineering

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