Join the Most Relevant JEE Main 2025 Test Series & get 99+ percentile! Join Now
Search any question & find its solution
Question: Answered & Verified by Expert
In non-uniform circular motion, the ratio of tangential to radial acceleration is ( $r$ is radius of circle, $v$ is speed of the particle, $\alpha$ is angular acceleration)
PhysicsMotion In Two DimensionsMHT CETMHT CET 2022 (11 Aug Shift 1)
Options:
  • A $\frac{\alpha r^2}{v^2}$
  • B $\frac{\alpha^2 r}{v^2}$
  • C $\frac{\alpha^2 r^2}{v}$
  • D $\frac{v^2}{r^2 \alpha}$
Solution:
2307 Upvotes Verified Answer
The correct answer is: $\frac{\alpha r^2}{v^2}$
Ratio of tangential to radial acceleration is given by,
$\frac{a_t}{a_r}=\frac{r \alpha}{v^2 / r}=\frac{r^2 \alpha}{v^2}$

Looking for more such questions to practice?

Download the MARKS App - The ultimate prep app for IIT JEE & NEET with chapter-wise PYQs, revision notes, formula sheets, custom tests & much more.