A solenoid with an iron core and bulb are connected to a dc source how does the brightness of - Physics - Alternating Current

Question

A solenoid with an iron core and bulb are connected to a dc
source how does the brightness of the bulb change when the iron
core is removed from the solenoid ??? its urgent

Himanshu · Accepted Answer

Brightness of the bulb remains unchanged,when the iron core is
removed from the solenoid because inductance of the solenoid
connected to d c source does not depend on the medium inside the
core of the solenoid

A solenoid with an iron core and bulb are connected to a dc source. how does the brightness of the bulb change when the iron core is removed from the solenoid.??? its urgent