statics

Question: A square hole is punched out of a circular lamina of diameter 4cm, the diagonal of the square being a radius of the circle. Centroid of the remainder from the centre of the circle is at a distance

1) $\frac{1}{2\pi +1}$

2) $\frac{1}{2\pi -1}$

3) $\frac{1}{\pi +1}$

4) $\frac{1}{\pi -1}$

Solution:

Explanation: No Explanation

Centre of gravity

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