Q.
If $\mathcal{z}_{2}$ and$\ \mathcal{z}_{2}$ are two $n$th roots of unity, then $\arg\left( \frac{\mathcal{z}_{1}}{\mathcal{z}_{2}} \right)$ is a multiple of
A) $n\pi$
B) $\frac{3\pi}{n}$
C) $\frac{2\pi}{n}$
D) None of these
Explanation
The correct answer is Option C: $\frac{2\pi}{n}$.
A detailed explanation for this question is being prepared.
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.