Physics · 2019
NEET 2019 · 20 May · Code G1 · Q143
A particle starting from rest, moves in a circle of radius ' r '. It attains a velocity of V_0 m / s in the n^t h round. Its angular acceleration…
A particle starting from rest, moves in a circle of radius ' $\displaystyle r$ '. It attains a velocity of $\displaystyle V_0 m / s$ in the $\displaystyle n^{t h}$ round. Its angular acceleration will be:
Official answer
(3)
$\displaystyle \frac{\mathrm{V}_{\mathrm{o}}^2}{4 \pi \mathrm{nr}^2} \mathrm{rad} / \mathrm{s}^2$
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