1.

The maximum shear stress in an I section is __________

A. F/8I [B/b (D<sup>2</sup>-d<sup>2</sup>)+d<sup>2</sup>]
B. F/6I [B/b (D<sup>2</sup>-d<sup>2</sup>)+d<sup>2</sup>]
C. F/8I [B/b (D<sup>3</sup>-d<sup>3</sup>)+d<sup>2</sup>]
D. F/4I [B/b (D<sup>2</sup>-d<sup>2</sup>)+d<sup>2</sup>]
Answer» B. F/6I [B/b (D<sup>2</sup>-d<sup>2</sup>)+d<sup>2</sup>]


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