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+//Solutions to Problems In applied mechanics
+//A N Gobby
+clear all;
+
+
+clc
+//initialisation of variables
+w=80//lbf
+p=4//ft
+d=20//stroke/min
+d1=3//in
+p1=0.6//sec
+h=2//ft/s
+g=32.2//ft/s
+t=60//sec
+//CALCULATIONS
+P=t/d//sec
+U=2*%pi/d1//sec^-1
+V=U*sqrt(h^2-(3/4)^2)//ft/s
+K=(w*V^2/(h*g))//lbf
+M=U^2*h//ft/s^2
+M1=(w/g)*M//lbf
+D=h*cosd(U*0.6*180/%pi)//ft
+D1=h-D//ft
+//RESULTS
+printf('the kinetic energy of the crosshead=% f lbf',K)
+printf('the maximum acceleration of force on crosshead=% f lbf',M1)
+printf('the distance from end of the path=% f ft',D1)