Solved: A 30 kg counterweight, with center of mass at G, is mounted on the pitman crank
Chapter 6, Problem 698(choose chapter or problem)
A 30 kg counterweight, with center of mass at G, is mounted on the pitman crank AB of the oil-pumping unit. If a force of F = 5 kN is to be developed in the fixed cable attached to the end of the walking beam DEF, determine the torque M that must be supplied by the motor.
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