Physics Force & Laws Of Motion Level: Misc Level

A heavy wooden block is dragged by a force e along a rough steel plate, as shown below for cases. The magnitude of the applied force c 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. leass for some angles of the incline and greater for 

d. others

e. less or greater, depending on the magnitude of the applied force c.