KERALA UNIVERSITY Class 4 electrical technology Question Paper 2019

Practice authentic previous year questions for better exam preparation.

Sample Questions

A b-pole, $12 \mathrm{kw}, 240 \mathrm{v}$ dc machines is wave - connected. If this machine is now lap connected, all other things remaining the same, calculate the voltage and current ratings.
When a dc motor produces maximum output power?
What are the different types of losses in a dc machine?
What is meant by regulation of a transformer?
Why tappings are provided in the hv windings of a transformer?