A Heavy Wooden Block Is Dragged by a Force Along

Multiple Choice

A heavy wooden block is dragged by a force along a rough steel plate, as shown below for two cases.The magnitude of the applied force is the same for both cases.The normal force in (ii) , as compared with the normal force in (i) is:

A) the same
B) greater
C) less
D) less for some angles of the incline and greater for others
E) less or greater, depending on the magnitude of the applied force