In a doubly-reinforced beam if and is the effective depth and is depth – McqOptions

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1.	In a doubly-reinforced beam if and is the effective depth and is depth of critical neutral axis, the following relationship holds good
A.	mc/t = n/(d - n)
B.	(m + c)/t = n/(d + n)
C.	(t + c)/n = (d + n)/n
D.	mc/t = (d - n)/t
Answer» B. (m + c)/t = n/(d + n)

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