Bead of mass m stays at point|Circular Motion|JEE MAIN 2020

JEE MAIN 2020

02-09-20 S1

Question

A bead of mass $m$ stays at point $P(a, b)$ on a wire bent in the shape of a parabola $y=4 C x^2$ and rotating with angular speed $\omega$ (see figure). The value of $\omega$ is (neglect friction)

Select the correct option:

$2 \sqrt{2 g C}$

$2 \sqrt{\mathrm{gC}}$

$\sqrt{\frac{2 g}{c}}$

$\sqrt{\frac{2 \mathrm{gC}}{\mathrm{ab}}}$

✓ Correct! Well done.

✗ Incorrect. Try again or view the solution.

Solution

Question Tags

JEE Main

Physics

Medium

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