Q. Which of the following quantities remains constant in a step-down transformer ?

A) Current
B) Voltage
C) Power
D) None of these
Explanation

(c) Power remains constant in a ideal step down transformer.

Dr. Abubacker
Reviewed by Dr. Abubacker

Physics Educator & NEET/JEE Specialist

Ph.D. in Physics with 19+ years of teaching experience.