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+//CHAPTER 10 ILLUSRTATION 4 PAGE NO 271
+//TITLE:Brakes and Dynamometers
+clc
+clear
+//===========================================================================================
+//INPUT DATA
+a=0.5;//Length of lever in m
+d=0.5;//Diameter of brake drum in m
+q=(5/8)*(2*3.14);//Angle made in radians
+b=0.1;//Distance between pin and fulcrum in m
+P=2000;//Effort applied in N
+U=0.25;//Coefficient of friction
+
+T=exp(U*q);//Ratios of tension
+T2=((P*a)/b);//Tension in N
+T1=(T*T2);//Tension in N
+TB=((T1-T2)*(d/2))/1000;//Maximum braking torque in kNm
+
+printf('The maximum braking torque on the drum is %3.3f kNm',TB)