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If the maximum bending moment of a simply supported slab is M Kg.cm, the effective depth of the slab is (where Q is M.R. factor)

If the maximum bending moment of a simply supported slab is M Kg.cm, the effective depth of the slab is (where Q is M.R. factor) Correct Answer $$\sqrt {\frac{{\text{M}}}{{100{\text{Q}}}}} $$

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