Determine what force must apply at the ends to achieve

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A plumber places his hands 18 inches apart on a pipe threader and can push (and pull) with 80 lb of force. What couple moment does he exert? How much could he exert if he moved his hands to the ends so that his hands are 254 inches apart? What force must he apply at the ends to achieve the same couple moments as when he held his hands 18 inches apart?

Reference no: EM13314259

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