PHYSICS · Multi-part · CBSE · Physics · Alternating Current · Alternating Current
Problem
1. Draw a circuit diagram for a transformer.
(1) Draw a circuit diagram for a transformer.
(2) What kind of current is supplied to the primary coil?
(3) Explain why the core of the transformer is made of iron.
(4) Explain why the iron core is laminated.
(5) Outline how the transformer is able to change the voltage across the primary coil into a different voltage across the secondary coil.