state gov TSPSC Polytechnic Lecturer Mock Test 2022 Engineering Mechanics Moment of Inertia and Centroid
The centroid of semicircle with radius 3 m about its diameter axis is given by:
1
\(\frac{{12}}{\pi }\)m
2
\(\frac{{4}}{\pi }\)m
3
\(\frac{{2\pi }}{\pi }\)m
4
\(\frac{{\pi }}{4 }\)m