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+//CHAPTER 8- DIRECT CURRENT MACHINES
+//Example 13
+
+disp("CHAPTER 8");
+disp("EXAMPLE 13");
+
+//4 pole shunt generator
+//VARIABLE INITIALIZATION
+P=4;                        //number of poles
+v_t=220;                    //in Volts
+I_l=42;                     //load current in Amperes
+r_a=0.1;                    //in Ohms
+r_f=110;                    //in Ohms
+drop=1;                     //contact drop per brush
+//SOLUTION
+
+//solution (i)
+A=P;                        //for lap winding
+I_f=v_t/r_f;                //I_f is same as I_sh
+I_a=I_l+I_f;                //induced emf
+I_c=I_a/A;                  //conductor current
+disp(sprintf("The current in each conductor of the armature is %d A",I_c));
+
+//solution (ii)
+v_a=I_a*r_a;                //armature voltage drop
+v_b=2*drop;                 //brush drop
+emf=v_t+v_a+v_b;            //total emf generated
+disp(sprintf("The total emf generated is %.1f V",emf));
+
+//END
+