Overload relays are of_______________type
Correct answer: E. all above
- A. induction
- B. solid state
- C. thermal
- D. electromagnetic
- E. all above
Explanation
Overload relays are available in induction, thermal, electromagnetic and solid-state forms, depending on the sensing and tripping mechanism. Therefore, all the listed types are valid.
Report an error
The more specific you are, the faster it gets fixed. A source beats an opinion.
Prefer email? [email protected]
Practise Power Systems
334 free Power Systems MCQs from Electrical Engineering, each with the correct answer and an explanation. Unlimited attempts, no account needed.
Discussion
Stuck on an option, or know a faster way to get there? Ask or explain it here.
No comments yet. Be the first to explain this one.
Exams that ask Electrical Engineering questions like this
Electrical Engineering is on 2 papers prepared for on TestUstad, and all of them draw the same bank, so this question is worth knowing for every one of them.
More Power Systems questions
Thermal overload relays are used to protect the motor against over current due to____________?
In order that current should flow without causing excessive heating or voltage drop, the relay contacts should_________________?
D.C. shunt relays are made of_____________?
A thermal protection switch can protect against_____________?
SF6 gas______________?
Which of the following medium is employed for extinction of arc in air circuit breaker?