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Consider a steel guitar string of initial length L = 1 meter and cross-sectional area =0.5 square millimeters. The Young's modulus of the steel is 20 X 1010 N/m. How far would such a string stretch under a tension of 1500 newton? |
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Answer» A = 0.500 MM2(10-3m/1mm)2 = 5.0 × 10-7 m 1Pa = 1N/m2 |
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