Get Started
1269

Q:

What is the coupling of primary and secondary coils in a transformer?

  • 1
    Electrical
  • 2
    Mechanical
  • 3
    Magnetic
  • 4
    All these
  • Show Answer
  • Workspace

Answer : 3. "Magnetic"
Explanation :

The secondary coil is also generating a magnetic field that is growing and shrinking just like the field in the primary coil. This coupling of magnetic energy between these two coils is called mutual induction.

The Most Comprehensive Exam Preparation Platform

Get the Examsbook Prep App Today