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1. |
*/*_If ‘l’ is the span of a light suspension bridge who’s each cable carries total weight (w) and the central dip is ‘y’, the horizontal pull at each support, is? |
A. | wl/4y |
B. | wl/8y |
C. | wl/2y |
D. | wl |
Answer» C. wl/2y | |