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+//Force P required to hold the system
+//Refer to fig. 2.28 (a),(b)&(c)
+//Applying Lami's Theorem at A we get
+C=4000*sind(180-60)/sind(60+90-15)  //N
+//Applying equilibrium conditions B
+P=(-2000*cosd(45)+C*cosd(60))/cosd(15)  //N
+printf("P=%.1f N is required to hold the system in given position.",P)
+                                                                                   
+\ No newline at end of file