How does the magnetic field change around a conducting wire if the current increases?
A)It is impossible to predict.
B)The field grows stronger.
C)The field grows weaker.
D)There is no magnetic field around a conducting wire.

Question

Quizplus · Accepted Answer

The magnetic field around a conducting wire is directly proportional to the current flowing through the wire. As the current increases, the magnetic field will also increase.

How Does the Magnetic Field Change Around a Conducting Wire