Required: 

a. Free-body diagram of the particle at inclined plane AB 

b. Free-body diagram of the particle at horizontal plane BC. 

c. Unbalanced force of the particle along the inclined plane AB 

d. Unbalanced force of the particle along the horizontal plane BC. 

e. acceleration, a, of the particle along the inclined plane AB 

f. acceleration, ay of the particle along the horizontal plane BC. 

g. velocity of the particle at pt.B. 

h. velocity of the particle at pt.C. 

i. Range, (S) 

j. Total time of travel of particle from pt A to pt. D.