Civil Engineering > GATE 2023 SET-2 > Structural Analysis
In the frame shown in the figure (not to scale), all four members (AB, BC, CD, and AD) have the same length and same constant flexural rigidity. All the joints A, B, C, and D are rigid joints. The midpoints of AB, BC, CD, and AD, are denoted by E, F, G, and H, respectively. The frame is in unstable equilibrium under the shown forces of magnitude P acting at E and G. Which of the following statements is/are TRUE?
A
Shear forces at H and F are zero
B
Horizontal displacements at H and F are zero
C
Vertical displacements at H and F are zero
D
Slopes at E, F, G, and H are zero

Correct : a, b

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