Which of these bodies has redundant constraints for the given loading conditions? F1 and F2 are applied, known forces.
A. In the first choice, the support at A is fixed and a cable connects points B and C.
B. In the second choice, the support at A is a smooth pin, and a cable connects points B and C.
C. In the third choice, the support at A is a single thrust bearing, and a cable connects points B and C.
D. In the fourth choice, the supports at A and B are hinges, and the support at C is a roller.
Answers: 2
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