1. (25 pts) The force F is applied to a 60-lb box, always directed down at an angle of 0 = 30° from the horizontal as shown. The magnitude of the force is increased until the box begins slide. Use the static coefficient of friction us = 0.6 and the kinetic coefficient of friction μk = 0.3. a. Sketch a free body diagram and the kinetic diagram of the box b. Find the required F that can cause motion of the box c. Determine the box's initial acceleration Мы, Ми

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The force F is applied to a 60-1b box, always directed down  an angle of 0 - 30° from the horizontal as shown. The magnitude of the force is increased until the box
begins slide. Use the static coefficient of friction us = 0.6 and the kinetic coefficient of
friction uk = 0.3.
Sketch a free body diagram and the kinetic diagram of the box
Find the required F that can cause motion of the box
Determine the box's initial acceleration

1. (25 pts) The force F is applied to a 60-lb box, always directed down at an angle of 0 =
30° from the horizontal as shown. The magnitude of the force is increased until the box
begins slide. Use the static coefficient of friction us = 0.6 and the kinetic coefficient of
friction μk = 0.3.
a. Sketch a free body diagram and the kinetic diagram of the box
b. Find the required F that can cause motion of the box
c. Determine the box's initial acceleration
Мы, Ми
Transcribed Image Text:1. (25 pts) The force F is applied to a 60-lb box, always directed down at an angle of 0 = 30° from the horizontal as shown. The magnitude of the force is increased until the box begins slide. Use the static coefficient of friction us = 0.6 and the kinetic coefficient of friction μk = 0.3. a. Sketch a free body diagram and the kinetic diagram of the box b. Find the required F that can cause motion of the box c. Determine the box's initial acceleration Мы, Ми
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