Q
If the loading on a pre-stressed rectangular beam, is uniformly distributed, the tendon to be provided should be_______________?
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A
A. Straight below centroidal axis
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B
B. Parabolic with convexity downward
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C
C. Parabolic with convexity upward
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D
D. Straight above centroidal axis
Correct Answer:
B. B. Parabolic with convexity downward