Post Utme Uniport 2025 Physics Question 21

Practice objective / multiple choice question 21 from the 2025 Post Utme Uniport Physics examination.

Post Utme Uniport 2025 Physics Objective / Multiple Choice
Question 21 POST_UTME_UNIPORT • 2025 • PHYSICS • objective

A particle of mass $m$ and charge $q$ moves in a circular path of radius $R$ in a uniform magnetic field of strength $B$. If the particle's speed is $v$, what is the magnitude of the magnetic field?

Answer Options

Correct Answer A. \frac{mv}{qR}
B. \frac{mv^2}{qR}
C. \frac{mv}{q^2}
D. \frac{mv^2}{q^2}
Correct Answer
A
Correct Option:
\frac{mv}{qR}

About This Question

This is Post Utme Uniport 2025 Physics Question 21. It is one of the objective questions from the 2025 Post Utme Uniport Physics examination.

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