Question

What is step-down transformer? Where is it used?

Answer 1

Step-down transformer:-

1. Step-down transformer is a type of transformer which is used to reduce the a.c. voltage or a.c. sources.
2. The function of the step-down transformer is to convert high voltage from the primary coil into low voltage in the secondary coil.
3. In a step-down transformer number of turns in the primary coil is greater than the number of turns in the secondary coil.
4. Step-down transformer is used in main adapters, and chargers for mobile phones, stereos, C.D. players, etc.