Home Physics PHYSICS: A Textbook for Grade 12 Chapter 3: Magnetism and Electromagnetism
1.
What is the magnitude of the magnetic field at the core of a 120-turn solenoid of length 0.50 m carrying a current of 2.0 A?
2.4 × 10-4 T
4.8 × 10-5 T
6.0 × 10-4 T
3.6 × 10-5 T