Structure 1 with member BC of length L/2 has force P1 applied at joint C. Structure 2 with member BC of length L has force P2 applied at C. Both structures have constant flexural rigidity EI. If the ratio of the applied forces P1/P2 5 5/2, the ratio of the joint B rotations ?B1/?B2 is approximately:
(A) 1
(B) 5/4
(C) 3/2
(D) 2
(B) 5/4
Physics & Space Science
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