Exam (103).pdf - Question Determine the smallest value of P required to(a start the block up the incline(b keep it moving up Fig P8.5 Answer Draw Free

Exam (103).pdf - Question Determine the smallest value of P...

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Question: Determine the smallest value of P required to ( a ) start the block up the incline, ( b ) keep it moving up. Fig. P8.5 Answer : Draw Free body diagram of the block.
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(a) Calculate the angle of friction using the following relation, Here, is the static friction. Substitute 0.4 for .
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Draw the force triangle for the system. Calculate from force triangle. Substitute
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