A 50-Kg Block and a 4

question 81

Short Answer

A 5.0-kg block and a 4.0-kg block are connected by a 0.6 kg rod, as shown in the figure. The links between the blocks and the rod are denoted by A and B. A vertical upward force of magnitude F is applied to the upper block. The blocks and rod assembly are moving downward at constant velocity of 85 cm/s.
(a) What is the magnitude of the applied force F?
(b) What magnitude force does link A exert?

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