Question: Question 3: Determine the angle a at which the force F is minimum for the block shown in Figure 2 to be at the

Question 3: Determine the angle a at which the force F is minimum for the block shown in Figure 2 to be at the verge of sliding up the slope. Question 4: Given the same block shown in Figure 2, calculate the force F necessary to move the weight when 0 = 30, = 0.3 = 23 and M = 25 kg. a 0 M s Figure 2 F g

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