Post Utme Achievers University 2023 Physics Question 36

Practice objective / multiple choice question 36 from the 2023 Post Utme Achievers University Physics examination.

Post Utme Achievers University 2023 Physics Objective / Multiple Choice
Question 36 POST_UTME_ACHIEVERS_UNIVERSITY • 2023 • PHYSICS • objective

A charged particle of mass $m$ and charge $q$ is moving 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 required to keep the particle in a circular path?

Answer Options

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

About This Question

This is Post Utme Achievers University 2023 Physics Question 36. It is one of the objective questions from the 2023 Post Utme Achievers University Physics examination.

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