The c.g. of the shaded area of the below figure whose curve OM is a parabola fro

Question

The c.g. of the shaded area of the below figure whose curve OM is a parabola from y-axis, is

Options:

A . a/4

B . 3a/4

C . 3b/10

D . 3a/10

Answer: Option B
Answer: (b).3a/4

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