A 3.0-kg particle has a position vector given by $\overrightarrow{\mathbf{r}}=\left(2.0 t^{2} \hat{\mathbf{i}}+3.0 \hat{\mathbf{j}}\right)$ where $\overrightarrow{\mathbf{r}}$ is in metres and t is in seconds. What is the angular momentum of the particle, in kg.m²/s, about the origin at t = 2 s? A)72 B)(-72 ) C)24 D)(-24 ) E)22

Question

Quizplus · Accepted Answer

The Answer of A 3.0-kg particle has a position vector given by $\overrightarrow{\mathbf{r}}=\left(2.0 t^{2} \hat{\mathbf{i}}+3.0 \hat{\mathbf{j}}\right)$ where $\overrightarrow{\mathbf{r}}$ is in metres and t is in seconds. What is the angular momentum of the particle, in kg.m²/s, about the origin at t = 2 s? A)72 B)(-72 ) C)24 D)(-24 ) E)22

A 30-Kg Particle Has a Position Vector Given By By \overrightarrow{\mathbf{r}}=\left(2.0