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.

Dr. Abubacker
Reviewed by Dr. Abubacker

Physics Educator & NEET/JEE Specialist

Ph.D. in Physics with 19+ years of teaching experience.