The time dependence of the...|CIRCULAR MOTION|JEE-Main 2025

JEE MAIN 2019

10-04-2019 S2

Question

The time dependence of the position of a particle of mass $m=2$ is given by $\vec{r}(t)=2 t \hat{i}-3 t^2 \hat{j}$. Its angular momentum, with respect to the origin, at time $\mathrm{t}=2$ is :

Select the correct option:

$-34(\hat{\mathrm{k}}-\hat{\mathrm{i}})$

$48(\hat{i}+\hat{j})$

$36 \hat{k}$

$-48 \hat{k}$

✓ Correct! Well done.

✗ Incorrect. Try again or view the solution.

Solution

Question Tags

JEE Main

Physics

Medium

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