//Small block sliding down the plane
//refer fig. 16.11 (a),(b) and (c)
//Length AB
AB=sqrt((3^2)+(4^2))
//Consider FBD of the block on inclined plane A
//It moves down the plane, hence
//N1=W*0.8
mu=0.3
//F1=0.3*W
//Applying work energy equation for the motion from A to B
vB=sqrt((0.6-0.24)*5*2*9.81)  //m/sec
//For the motion on horizontal plane
//final velocity=0
//Writing work energy equation for the motion along BC
s=(5.943^2)/(2*9.81*0.3)  //m
printf("\ns=%.2f m",s)