Physics · 2018
JEE Main · 16 April 2018, Shift 1 · Q7
A thin circular disk is in the x y plane as shown in the figure. The ratio of its moment of inertia about z and z^′ axes will be:
A thin circular disk is in the $\displaystyle x y$ plane as shown in the figure. The ratio of its moment of inertia about $\displaystyle z$ and $\displaystyle z^{\prime}$ axes will be :
Official answer
(1)
$\displaystyle 1$ : $\displaystyle 3$
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JEE Main 2018 Physics question, with the answer from NTA’s final answer key. Where our answers come from.