A 10 cm long solenoid has 500 turns and carries a current of 2 A. What is the magnetic field at its center?
Q1. A 10 cm long solenoid has 500 turns and carries a current of 2 A. What is the magnetic field at its center?
Answer: 0.2 T
Explanation: Magnetic field of a solenoid, incorrect option due to wrong formula application