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 --> //Determining the forces in bars AB and AC
--> //Refer fig 2.20(a) and (b)
--> //Select AB and AC as x and y axes
--> //Resolving the forces we get
--> F1=0  //N
 F1  = 

   0.
--> F2=40*cosd(30)  //N
 F2  = 

   34.641016
--> printf("Force in bar AB is F1=%.0f N and force in bar AC is F2=%.1f N",F1,F2)
Force in bar AB is F1=0 N and force in bar AC is F2=34.6 N