Post Utme Joseph Ayo Babalola University 2019 Physics Question 4
Practice objective / multiple choice question 4 from the 2019 Post Utme Joseph Ayo Babalola University Physics examination.
A magnetic field is produced by a current-carrying wire. If the current is $I = 2 A$ and the length of the wire is $L = 1 m$, calculate the magnetic field strength $B$ u\sing the formula $B = \frac{\mu_0 I}{2 \pi r}$, where $r$ is the dis\tance from the wire.
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This is Post Utme Joseph Ayo Babalola University 2019 Physics Question 4. It is one of the objective questions from the 2019 Post Utme Joseph Ayo Babalola University Physics examination.
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