Q. The ratio of secondary to the primary turns in a transformer is 3 : 2. If the power output be $P$, then the input power neglecting all losses must be equal to
A) $5\ P$
B) $1.5\ P$
C) $P$
D) $\frac{2}{5}P$
Explanation
(c) If there are no losses then $p_{i} = p_{0}$
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.