If L is the overall length of a combined footing having A as its area, d being the distance between the centre of gravity of the base and centre of the base, the larger width b is

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Q. If L is the overall length of a combined footing having A as its area, d being the distance between the centre of gravity of the base and centre of the base, the larger width b is

(A) (a/l) + (3ad/l²)

(B) (a/l) + (6ad/l²)

(D) (a/l) - (3ad/l²)

Correct : Option (B)

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