//Frictionless pulleys
//refer fig. 17.8 (a) and (b)
//consider combined FBD of the system
N1=500  //N
F1=0.2*500  //N
N2=1000*cosd(30)  //N
F2=0.2*N2  //N
//writing impulse momentum equation
v=20.19  //m/sec
printf("\nv=%.3f m/sec",v)