Post Utme Nile University 2022 Physics Question 38

Practice objective / multiple choice question 38 from the 2022 Post Utme Nile University Physics examination.

Post Utme Nile University 2022 Physics Objective / Multiple Choice
Question 38 POST_UTME_NILE_UNIVERSITY • 2022 • PHYSICS • objective
Post Utme Nile University 2022 Physics Question 38 diagram

A current I flows through a wire of resis\tance R. The wire is bent into a circular loop of radius r. What is the magnetic field B at the center of the loop?

Answer Options

Correct Answer A. \frac{\mu_0 I}{2r}
B. \frac{\mu_0 I}{r}
C. \frac{\mu_0 I}{4r}
D. \frac{\mu_0 I}{8r}
Correct Answer
A
Correct Option:
\frac{\mu_0 I}{2r}

About This Question

This is Post Utme Nile University 2022 Physics Question 38. It is one of the objective questions from the 2022 Post Utme Nile University Physics examination.

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