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ourse Home <Homework #10 Problem 8.34 Enhanced - with Feedback Constants I Periodic Table An 80-cm-long. 1.0-mm-diameter steel guitar string must be tightened to a tension of 2000 N by turning the tuning screws.
nts 1 2pm Part A By how m uch is the string stretched? The Youngs modulus of steel is 20 x 1010 N/m? Express your answer in centimeters. cm Submit est Answer Provide Feedback
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Answer #1

As we know from the expression of length Elongation

dL = P L / A Y

dL = 2000 * 0.8 / ( 3.14/4*)(10^-3)^2* 20*10^10)

dL = 0.01 m

dL = 1 cm

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Do comment in case any doubt, will reply for sure.. Goodluck

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