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+//Solutions to Problems In applied mechanics
+//A N Gobby
+clear all;
+clc
+//frictional torque retarding and tangential braking acting
+//initialisation of variables
+h=2240//ft
+w=0.06//ft
+w1=4//ft
+q=12//ft
+g=5//ft
+g1=32.2//ft
+d=100//rev/min
+f=120//sec
+//CALCULATIONS
+T=w*(w1*h)*(w1/q)//lbf ft
+I=((w1*h*(g)^2)/g1)*d*(2*%pi/60)//slug ft^2/s or lbf ft s
+M=I/T//sec
+P=430.8//lbf ft
+R=(P/2.5)//lbf
+//RESULTS
+printf('the frictional torque retarding=% f sec',M)
+printf('the tangential braking acting=% f lbf',R)