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

Three Phase Induction Motors

Three Phase Induction Motors
If a 3 phase induction motor is running at a slip S, then approximate efficiency of the motor is ______

S-1
None of the listed here
1-S
1+S

ANSWER DOWNLOAD EXAMIANS APP

Three Phase Induction Motors
For the same kVA rating, the leakage flux in induction motor is _______ that of transformer.

Less than
None of the listed here
About the same
More than

ANSWER DOWNLOAD EXAMIANS APP

Three Phase Induction Motors
The direction of rotation of field in a 3 phase induction motor depends upon _____

Number of poles
Phase sequence of supply voltage
Magnitude of supply voltage
Supply frequency

ANSWER DOWNLOAD EXAMIANS APP

Three Phase Induction Motors
The maximum torque in an induction motor depends on

Square of supply voltage
All of the listed here
Frequency
Rotor inductive reactance

ANSWER DOWNLOAD EXAMIANS APP

Three Phase Induction Motors
One of the speeds of a 2 speed squirrel cage induction motor is 800 rpm. The other speed will be _____

1600 rpm
2400 rpm
1200 rpm
400 rpm

ANSWER DOWNLOAD EXAMIANS APP

Three Phase Induction Motors
The approximate efficiency of a 3-phase , 50 Hz, 4 pole induction motor running at 1350 rpm is ______

40%
65%
None of the listed here
90%

ANSWER DOWNLOAD EXAMIANS APP
MORE MCQ ON Three Phase Induction Motors

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
↑