Question: aren't BE , BG , CG , and CF zero - force members? 2 . ( 2 5 pts ) Determine the horizontal movement of

aren't BE, BG, CG, and CF zero-force members? 2.(25 pts) Determine the horizontal movement of joint \(\mathbf{G}\) under the given 20 kips point load applied at joint G. Please use the Principle of Virtual Work and indicate the direction of the movement. \( E A=600,000\) kips; support \(\mathbf{A}\) is a pin; and support \(\mathbf{D}\) is a roller.
aren't BE , BG , CG , and CF zero - force

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