Q: Which one of the following statements regarding a current-carrying solenoid is not correct?
(a)The magnetic field inside the solenoid is uniform.
(b)The current-carrying solenoid behaves like a bar magnet.
(c)The magnetic field inside the solenoid increases with increase in current.
(d)If a soft iron bar is inserted inside the solenoid, the magnetic field remains the same.
Correct Answer: (b)
Detailed explanation coming soon.