Title: Explain transformer operations.
Course: Electronics Technology (17101-II) > Section: Working with Alternating Current (AC) Circuits

Explanation should include

- describing transformer construction
- sketching schematic diagrams of transformers
- stating the methods for identifying primary and secondary leads
- listing safety procedures when connecting equipment to power lines
- measuring primary and secondary voltage
- calculating turns ratio, voltage ratio, primary and secondary currents, and the efficiency of a transformer.

Process/Skill Questions:

- How does a transformer work?
- What is the reason for the phase shift in transformers?
- What determines the input-output ratio?