Ask or Answer

🏠 Home🏷️ Tags❔ Ask✔️ AnswerUsers

Please log in or register to answer this question.

1 Answer

Answer :

Relays can be designed to respond to changes in resistance, reactance or impedance voltage and current, light intensity, temperature.

Like 0 like

Related Questions

Description : IDMT relays are used to protect the transformer against :  (A) Internal short -circuits (B) Open circuits (C) External short circuits (D) Oil leakage

Last Answer : IDMT relays are used to protect the transformer against : External short circuits

Show Answer

Last Answer : The inverse definite mean time relays are used for over current and earth fault protection of transformer against internal short-circuits.

Show Answer

Last Answer : The single phasing relays are used for the protection of three phase motors.

Show Answer

Last Answer : Impedance relays are used for phase faults on long line.

Show Answer

Last Answer : Discrimination between main and back up protection is provided by the use of relays which are slow.

Show Answer
Show MoreAsk QuestionNext Page →