Isolators - MCQs with answers
Isolators - MCQs with answersQ1. Why is an isolator installed?
a. To isolate one portion of the circuit from another
b. As an substitute for the circuit breaker
c. It used on either sides of the circuit breaker
d. Both (a) and (c)View Answer / Hide Answer
Q2. For which among the following the current ratings are not required?
ANSWER: a. To isolate one portion of the circuit from another
a. Circuit breakers
d. Load break switchView Answer / Hide AnswerQ3. The isolators used in the transmission lines are capable of breaking
a. Fault current
b. No current
c. Charging current
d. Load currentView Answer / Hide Answer
Q4. Why are the isolators used?
ANSWER: c. Charging current
a. Break abnormal current
b. Making under fault conditions
c. Breaking the circuit under no load condition
d. None of the aboveView Answer / Hide Answer
Q5. What is the major cause of the failure of the circuit breaker?
ANSWER: c. Breaking the circuit under no load condition
a. Trip circuit open
b. Trip latch defective
c. Spring defective
d. All of theseView Answer / Hide Answer
- RE: Isolators - MCQs with answers -pradip kamble (04/21/18)
- send me sir qustion and answer
4th semester electrician
- RE: Isolators - MCQs with answers -SANJAY PRAJAPATI (07/20/15)
- my khowledge improved from this web