Water Works Operators' Manual

Water Works Operators' Manual

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When his truck mired in a mudhole, a man fastened one end of a 50-foot rope to a tree and the other end to the truck. He grasped the center of the rope and walked to the side 4 feet, exerting a pull of 120 lb. How much did the rope pull on theanbsp;...

Title:Water Works Operators' Manual
Publisher: - 1953


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