CBSE · Class 12 · Physics · Alternating CurrentOn which working principle does a transformer operate?
Step-by-Step Solution
A transformer works on the principle of mutual induction. An alternating current in the primary coil produces a changing magnetic flux that induces an EMF in the secondary coil.
Detailed Options Breakdown
Option : Self-induction
Incorrect choice. This distractor represents a common misunderstanding of the core principles of Alternating Current.
Option 1: Mutual induction (Correct Answer)
Correct choice. Refer to the step-by-step verified solution guidelines above for details.
Option 2: Joule heating effect
Incorrect choice. This distractor represents a common misunderstanding of the core principles of Alternating Current.
Option 3: Seebeck effect
Incorrect choice. This distractor represents a common misunderstanding of the core principles of Alternating Current.
💡 Study Guide: This question tests core syllabus concepts from Alternating Current. For formulas, key summaries, and mock exam reference guides, read the full Alternating Current Revision Notes.