Referring to Prob. 10.41 and using the value found for the force exerted by the hydraulic cylinder AB, determine the change in the length of AB required to raise the 120-lb load 1.2 in. Problem 10.41: The position of crank BCD is controlled by the hydraulic cylinder AB. For the loading shown, determine the force exerted by the hydraulic cylinder on pin B knowing that θ = 60°.

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B. 120 Ib 10 in. D. 7.2 in. 21 in. S in.