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(1 point) Book Problem 7 Suppose that 5 Joules of work is needed to stretch a spring from its natural length of 13 cm
(1 point) Book Problem 7 Suppose that 5 Joules of work is needed to stretch a spring from its natural length of 13 cm to a length of 38 cm. a) How much work is needed to stretch the spring from 19 cm to 30 cm? W = W = f(x)dx, where f(x) = J. and b = 1 b) How far (in meters) beyond its natural length would a force of 45 N keep the spring stretched? m.
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