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The tension in a copper wire of length 0.5 m with two ends fixed is 200 N.
a) What is the tensile stress if the cross sectional area is 4.0 mm^2?
b) What is the tensile strain if the extension of the wire is 0.1 mm?
c) What is the speed of a transverse wave in the wire if the mass of the wire 10 g?
You can ignore air resistance. Explain how far from the point of firing does the other fragment strike if the terrain is level?
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