Question: PROBLEM 3 . 8 5 A worker tries to move a rock by applying a 3 6 0 - N force to a steel bar

PROBLEM 3.85
A worker tries to move a rock by applying a 360-N force to a steel bar as shown. (a) Replace that force with an equivalent force-couple system at D.(b) Two workers attempt to move the same rock by applying a vertical force at A and another force at D. Determine these two forces if they are to be equivalent to the single force of Part a.
PROBLEM 3 . 8 5 A worker tries to move a rock by

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