The centre of gravity of a trapezoidal dam section whose top width is , bottom width is and the vertical side is , from its vertical face is

The centre of gravity of a trapezoidal dam section whose top width is

1.	The centre of gravity of a trapezoidal dam section whose top width is , bottom width is and the vertical side is , from its vertical face is
A.	none of these.
Answer» B.

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The centre of gravity of a trapezoidal dam section whose top width is , bottom width is and the vertical side is , from its vertical face is

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