Post Utme Uniport 2020 Physics Question 19

Practice objective / multiple choice question 19 from the 2020 Post Utme Uniport Physics examination.

Post Utme Uniport 2020 Physics Objective / Multiple Choice
Question 19 POST_UTME_UNIPORT • 2020 • PHYSICS • objective

A charged particle of mass $m$ and charge $q$ is moving in a magnetic field of strength $B$ with speed $v$. If the particle is moving in a circular orbit, what is the radius of the orbit?

Answer Options

Correct Answer A. r = \frac{mv}{qB}
B. r = \frac{qB}{mv}
C. r = \frac{m^2v}{q^2B}
D. r = \frac{q^2B}{m^2v}
Correct Answer
A
Correct Option:
r = \frac{mv}{qB}

About This Question

This is Post Utme Uniport 2020 Physics Question 19. It is one of the objective questions from the 2020 Post Utme Uniport Physics examination.

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