A copper wire has a radius of 4.5 mm. When forces of a certain equal magnitude but opposite directions are applied to the ends of the wire, the wire stretches by 5.0 * 10-3 of its original length. (a) What is the tensile stress on the wire? (b) What is the magnitude of the force on either end?

A copper wire has a radius of 4.5 mm. When forces of a certain equal magnitude but opposite directions are applied to the ends of the wire, the wire stretches by 5.0 * 10-3 of its original length. (a) What is the tensile stress on the wire? (b) What is the magnitude of the force on either end?

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Question

A copper wire has a radius of 4.5 mm. When forces of a
certain equal magnitude but opposite directions are applied to the ends
of the wire, the wire stretches by 5.0 * 10-3 of its original length.
(a) What is the tensile stress on the wire? (b) What is the magnitude of
the force on either end?

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