400 lb block is resting on a rough horizontal surface for which the coefficient of friction is 0.40. Determine the force P required to cause motion to impend if applied the block (i) horizontally or (ii) downward at 30 degrees with the horizontal.=(iii) What is the minimum force is required to start the motion. *No figure

Structural Analysis
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ISBN:9781337630931
Author:KASSIMALI, Aslam.
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Chapter2: Loads On Structures
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A 400 lb block is resting on a rough horizontal surface for which the coefficient of friction is 0.40. Determine the force P required to cause motion to impend if applied the block
(i) horizontally or (ii) downward at 30 degrees with the horizontal.=(iii) What is the minimum force is required to start the
motion.
*No figure

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