EE MCQ
EE MCQ
Home
Quiz
Contact Us
Switch Gear
Interruption of large currents by relay requires
all of these
wide separation of the opened contacts
high speed opening of contacts
arc suppressing blow out coils
all of these
wide separation of the opened contacts
high speed opening of contacts
arc suppressing blow out coils
Answer
Download EE MCQ app
Related Question
Switch Gear
The contacts of high voltage switches used in power system are submerged in oil. The main purpose of the oil is to
lubricate the contacts
extinguish the arc
All of these
insulate the contacts from switch body
None of these
lubricate the contacts
extinguish the arc
All of these
insulate the contacts from switch body
None of these
Answer
Download EE MCQ app
Switch Gear
To protect most of the electrical equipment handling low power, the types of relays used are
None of these
Both of the listed here
Electronic and bimetallic
Thermocouple
None of these
Both of the listed here
Electronic and bimetallic
Thermocouple
Answer
Download EE MCQ app
Switch Gear
Resistance grounding is used for voltage between
33 kV to 66 kV
None of these
3.3 kV to 11 kv
11 kv to 33 kv
33 kV to 66 kV
None of these
3.3 kV to 11 kv
11 kv to 33 kv
Answer
Download EE MCQ app
Switch Gear
An isolator is installed
to operate the relay of circuit breaker
as a substitute for circuit breaker
always independent of the position of circuit breaker
generally on both sides of a circuit breaker
to operate the relay of circuit breaker
as a substitute for circuit breaker
always independent of the position of circuit breaker
generally on both sides of a circuit breaker
Answer
Download EE MCQ app
Switch Gear
In Railway applications ______ circuit breaker is used.
air break
bulk oil
SFe
minimum oil
air break
bulk oil
SFe
minimum oil
Answer
Download EE MCQ app
Search
Login here
Google
Download our application
Android
Apple
Follow Us
Facebook
Telegram
Instagram