Post Utme Uniben 2018 Physics Question 27

Practice objective / multiple choice question 27 from the 2018 Post Utme Uniben Physics examination.

Post Utme Uniben 2018 Physics Objective / Multiple Choice
Question 27 POST_UTME_UNIBEN • 2018 • PHYSICS • objective
Post Utme Uniben 2018 Physics Question 27 diagram

A magnetic field is produced by a current-carrying wire. If the current is doubled, what happens to the magnetic field?

Answer Options

A. Increases by a factor of 2
Correct Answer B. Increases by a factor of 4
C. Increases by a factor of 8
D. Remains the same
Correct Answer
B
Correct Option:
Increases by a factor of 4

About This Question

This is Post Utme Uniben 2018 Physics Question 27. It is one of the objective questions from the 2018 Post Utme Uniben Physics examination.

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