• HOME
  • QUIZ
  • CONTACT US
EXAMIANS
  • COMPUTER
  • CURRENT AFFAIRS
  • ENGINEERING
    • Chemical Engineering
    • Civil Engineering
    • Computer Engineering
    • Electrical Engineering
    • Mechanical Engineering
  • ENGLISH GRAMMAR
  • GK
  • GUJARATI MCQ

Switch Gear

Switch Gear
The operating time of a fuse is about

0.8 sec
1 sec
1.5 sec
0.002 sec

ANSWER DOWNLOAD EXAMIANS APP

Switch Gear
Which of the following circuit breakers is prefered for EHT applications ?

Sf6 CB
bulk oil circuit breaker
low oil circuit breaker
air break circuit breaker

ANSWER DOWNLOAD EXAMIANS APP

Switch Gear
The voltage appearing across the contacts after opening of the circuit breaker is called

arc voltage
surge voltage
recovery voltage
operating voltage

ANSWER DOWNLOAD EXAMIANS APP

Switch Gear
An isolator is designed to open a circuit under

normal conditions
None of these
full load
no load

ANSWER DOWNLOAD EXAMIANS APP

Switch Gear
In a single bus-bar system there will be complete shut down when

fault occurs on the bus itself
fault occurs with respect to earthing
two or more faults occur simultaneously
fault occurs on neutral line

ANSWER DOWNLOAD EXAMIANS APP

Switch Gear
An overcurrent relay having current settling of 125% is connected to a supply circuit through a current transformer of 400/5 A. The pick-up current is

3.125 A
12.5 A
25 A
6.25 A

ANSWER DOWNLOAD EXAMIANS APP
MORE MCQ ON Switch Gear

DOWNLOAD APP

  • APPLE
    from app store
  • ANDROID
    from play store

SEARCH

LOGIN HERE


  • GOOGLE

FIND US

  • 1.70K
    FOLLOW US
  • EXAMIANSSTUDY FOR YOUR DREAMS.
  • SUPPORT :SUPPORT EMAIL ACCOUNT : examians@yahoo.com

OTHER WEBSITES

  • GUJARATI MCQ
  • ACCOUNTIANS

QUICK LINKS

  • HOME
  • QUIZ
  • PRIVACY POLICY
  • DISCLAIMER
  • TERMS & CONDITIONS
  • CONTACT US
↑