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

Synchronous Motors

Synchronous Motors
For reciprocating compressor, the synchronous motor is designed to have pull in torque of about ______ times the full load torque.

6
2
0.5
5

ANSWER DOWNLOAD EXAMIANS APP

Synchronous Motors
The pull out torque of a synchronous motor will ______ as the field excitation is increased.

Increase
Decrease
Remain unchanged
None of the listed here

ANSWER DOWNLOAD EXAMIANS APP

Synchronous Motors
If the field of a synchronous motor is underexcited, the power factor will be

lagging
leading
unity
zero

ANSWER DOWNLOAD EXAMIANS APP

Synchronous Motors
The size of a synchronous motor decreases with the increase in

Flux density
All of the listed here
Speed
Horse power rating

ANSWER DOWNLOAD EXAMIANS APP

Synchronous Motors
A 50 Hz synchronous motor runs at 200 rpm. The number of salient poles on the rotor are______

30
36
16
None of the listed here

ANSWER DOWNLOAD EXAMIANS APP

Synchronous Motors
The operating speed of a synchronous motor can be changed to new fixed value by

changing the supply voltage
using brakes
changing frequency
changing the load

ANSWER DOWNLOAD EXAMIANS APP
MORE MCQ ON Synchronous 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
↑