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Answer to Question #69065 in Mechanics | Relativity for Tianna

Question #69065
1) A metal rod 1m long and 0.5cm^2 cross sectional area found to stretch 0.2cm. Calculate the force on the rod if the young modulus of the metal is 2×10^11Nm^-2.
2) A muscle requires a force of 50N for an elongation of 4cm. Regarding the muscle as a uniform elastic cylinder, calculate the energy stored in it.
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