Two blocks are pushed against a wall and held at equilibrium. If all surfaces have friction, then what is the direction of friction from the wall on block B
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A block of mass 2kg is pushed against a rough vertical wall with a force of 40N, coefficient of static friction being 0.5. Another horizontal force of 15N, is applied on the block in a direction parallel to the wall. Will the frictional force exerted by the wall on the block ?