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(Solution) - Spider silk has a Young s modulus of 4 0 109

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Spider silk has a Young's modulus of 4.0 × 109 N/m2 and can withstand stresses up to 1.4 × 109 N/m2. A single web strand has a cross-sectional area of 1.0 × 10?11 m2, and a web is made up of 50 radial strands. A bug lands in the center of a horizontal web so that the web stretches downward?
(a) If the maximum stress is exerted on each strand, what angle ( does the web make with the horizontal?
(b) What does the mass of a bug have to be in order to exert this maximum stress on the web?
(c) If the web is 0.10 m in radius, how far down does the web extend?

 







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This question was answered on: Jul 11, 2017

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