If At is the gross area of steel in tension, d is the effective depth – McqOptions

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1.	If At is the gross area of steel in tension, d is the effective depth of the beam and y is the depth of the centre of gravity of the resultant compression, the moment of resistance M of the beam, is given by
A.	M = At(d - y)
B.	M = Atf(d - y)
C.	M = Atf(d + y)
D.	M =
Answer» D. M =

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