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A wire fix at the upper end stretches by applying a force F what is the work done in stretching the wire?
Wiki User
∙ 14y ago
if the wire experience a change in length (dx), the work(W) is simple equal to:
W = F * dx, where F = mg
if the wire din experience any lengthen effect, the W will equal to zero due to dx = 0.
Wiki User
∙ 14y ago
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