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

Electrical Machines

Electrical Machines
What type of connection is made in between the inter-pole and the field winding?

  Series.
 None of the options.
 Parallel.
 Compound.

ANSWER DOWNLOAD EXAMIANS APP

Electrical Machines
If we increase the rotor reactance value, the maximum torque will

 decrease
 not changed
 increase
None of these

ANSWER DOWNLOAD EXAMIANS APP

Electrical Machines
In a 3-phase induction motor, if the supply voltage and frequency are reduced by the same ratio, then slip at which maximum torque occurs is

 less and maximum torque decreases
 less and maximum torque increases
 more and maximum torque decreases
 more and maximum torque remains constant

ANSWER DOWNLOAD EXAMIANS APP

Electrical Machines
A synchorous generator connected to an infinite bus is over excited. Considering only the reactive power from the point view of the system the machine acts as

  None of these.
 A capacitor.
 A resistor.
 an inductor.

ANSWER DOWNLOAD EXAMIANS APP

Electrical Machines
Two transformers with identical rating, are designed with flux densities of 1.2 and 1.4 Wb / m2 respectively. The weight of first transformer per kVA is

 less than that of second transformer.
  more than that of second transformer.
 none of these.
 equal to that of second transformer.

ANSWER DOWNLOAD EXAMIANS APP

Electrical Machines
When maximum flux density is constant, the eddy current losses are proportional to

 f2
 V2
 f
 V

ANSWER DOWNLOAD EXAMIANS APP
MORE MCQ ON Electrical Machines

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
↑