A transformer with an air core, ferrite core, or powdered iron core is used for:
A) audio frequency applications
B) power line frequency applications.
C) radio frequency applications
D) all of the above.

Question

Quizplus · Accepted Answer

Transformers with air, ferrite, or powdered iron cores are typically used for radio frequency applications due to their ability to handle high frequencies efficiently.

A Transformer with an Air Core, Ferrite Core, or Powdered