engineering recuitment AAI JE Technical Mock Test 2020-21 Engineering Mechanics Moment of Inertia and Centroid
Polar moment of inertia of a circular area is
1
\(\frac{{\pi {D^4}}}{{64}}\)
2
\(\frac{{\pi {D^4}}}{{32}}\)
3
\(\frac{{\pi {D^2}}}{{4}}\)
4
None of these