The inductance of an iron-core coil decreases if

Electrical and Electronic Engineering (EEE) : Inductors - Quiz(MCQ)

the iron core is removed

the length of the coil decreases

the number of turns is decreased

None of the above

Correct Answer : Option (C) : the number of turns is decreased

Recently Updated in Inductors Questions

Which type of device consists of a coil with a moveable iron core?

relay

solenoid

armature

reed switch

Correct Answer : solenoid

Electricity may be generated by a wire_________

carrying current

wrapped as a coil

that has neutral domains

passing through a flux field

Correct Answer : passing through a flux field

The coefficient of coupling between two air core coils depends on ____________

Self inductance of two coils only

Mutual inductance between two coils only

Mutual inductance and a self inductance of two coils

None of the above

Correct Answer : Mutual inductance and a self inductance of two coils