Question

Distinguish between a step-up and a step-down transformers.

Answer 1

Step-up transformer	Step-down transformer
1. The output voltage is more than the input voltage.	1. The output voltage is less than the input voltage.
2. The number of turns of the secondary coil is more than that of the primary coil.	2. The number of turns of the secondary coil is less than that of the primary coil.
3. The output current is less than the input current.	3. The output current is more than that of the input current.
4. The primary coil is made of thicker copper wire than the secondary coil.	4. The secondary coil is made of thicker copper wire than the primary coil.