The power unit of the post-hole digger supplies a torque of450 Nm to the drill….

The power unit of the post-hole digger supplies a torque of450 Nm to the drill. The arm B is free to slide in the supporting sleeve C but is not free to rotate about the horizontal axis of C.If the unit is free to swivel about the vertical axis of the mount, determine the force exerted against the right rear wheel by the block A (or A’), which prevents the unbraked truck from rolling.

 
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