EE MCQ
EE MCQ
Home
Quiz
Contact Us
Switch Gear
The pick-up current of a relay is 7.5 A and the fault current in relay is 30 A. Its plug-setting multiplier (P.S.M.) is
2
6
8
4
2
6
8
4
Answer
Download EE MCQ app
Related Question
Switch Gear
Most of the relays on service on electric power system are
electronic relays
electro-mechanical relays
None of these
thermal relays
electronic relays
electro-mechanical relays
None of these
thermal relays
Answer
Download EE MCQ app
Switch Gear
A fuse should have
low cost
high conductivity
All of these
low melting point
low cost
high conductivity
All of these
low melting point
Answer
Download EE MCQ app
Switch Gear
A circuit breaker is rated as 1500 A, 1000 MVA, 33 kv, 3-second , 3- phase oil circuit breaker. The rated normal current is
1500 A
1500/√3 A
750 A
None of these
1500 A
1500/√3 A
750 A
None of these
Answer
Download EE MCQ app
Switch Gear
series reactors should have
high resistance
high impedance
low impedance
low resistance
high resistance
high impedance
low impedance
low resistance
Answer
Download EE MCQ app
Switch Gear
The material used for fuse must have
Low melting point and low specific resistance
high melting point and low specific resistance
low melting point and high specific resistance
low melting point and any specific resistance
Low melting point and low specific resistance
high melting point and low specific resistance
low melting point and high specific resistance
low melting point and any specific resistance
Answer
Download EE MCQ app
Search
Login here
Google
Download our application
Android
Apple
Follow Us
Facebook
Telegram
Instagram