STANDARDPhysics-Electromagnetic Induction
STANDARD Physics Transformers MCQ Question
Type: MCQ-conceptual-Medium-Class 12
For an ideal step-down transformer, the quantity which is constant for both the coils is
A
current in the coils
B
voltage across the coils
C
resistance of coils
D
power in the coils
Correct Answer
Option D
Detailed Explanation
For an ideal transformer, power is constant for both the primary and secondary coils, meaning input power equals output power.
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