A worker tried to push a 500 N pallet of bricks from rest across a level warehouse floor. The coefficient of static friction was 0.90 and the coefficient of kinetic friction was 0.75. If he applied a constant horizontal force of 300 N and the bricks did not budge, how much was the force of friction on the pallet of bricks? 500 N 450 N O 375 N 300 N

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A: Solution:-Given that

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