Find the forces in bars FH, FB, and BC of the truss shown in the figure taking f=10 kN. Now pretend that bars FC and CG are removed and two new bars BH and HD are put in place. Find the forces in bars...

Find the forces in bars FH, FB, and BC of the truss shown in the figure taking f=10 kN. Now pretend that bars FC and CG are removed and two new bars BH and HD are put in place. Find the forces in bars FH, FB, and BC again. Are the forces different now? Why?