A current in a solenoid with N turns creates a magnetic field at the center of that loop. The field strength is directly proportional to:
A) current strength.
B) number of turns in the loop.
C) Both choices A and B are valid.
D) None of these choices are valid.

Question

Quizplus · Accepted Answer

The magnetic field strength inside a solenoid is directly proportional to both the current strength and the number of turns in the loop.

A Current in a Solenoid with N Turns Creates a Magnetic