How does the magnetic field change around a conducting wire if the current increases?
A)The field grows stronger.
B)The field grows weaker.
C)It is impossible to predict.
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 it. Therefore, if the current increases, the magnetic field becomes stronger.

How Does the Magnetic Field Change Around a Conducting Wire