K.C.S.E Physics Q & A - MODEL 2008PP1QN03

K.C.S.E Physics Q & A - MODEL 2008PP1QN03

​Fig. 1 shows a brick placed on a plane inclined at an angle to the horizontal. The weight, W, of the brick is shown.

​a) On the same diagram show with arrows the other two forces acting on the brick and name them. 
b) State how each of the two forces named (a) above is affected when the angle  is reduced. 

answer