IR and WR test क्यू किया जाता हे?

why Insulation resistance test?
why winding resistance test?
IR and WR test on induction motor/transformer/cable?

https://t.me/+qthDHy5GN7U5YzVl

MOTOR : https://youtu.be/Cp2cwUHQquE
TRANSFORMER: https://youtu.be/ZQDBRmDw93U
CIRCUIT BREAKER: https://youtu.be/OP2ekULzD40
CT: https://youtu.be/VWeAhGxDTnI
MOTOR PM: https://youtu.be/1a0usOTYu7g

#electrical #electricaldrawing #electricalengineering #electricalinterviewquestions