A solenoid has its number of turns doubled while the current through it is…
PHYSICS · Single correct · CBSE · Physics · Moving Charges and Magnetism · Moving Charges and Magnetism
Problem
A solenoid has its number of turns doubled while the current through it is simultaneously reduced to half of its original value. How does the magnetic field inside the solenoid change?
(a) It becomes half
(b) It remains unchanged
(c) It becomes four times
(d) It becomes double