• 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
Hopkinss test in DC motor is conducted at ?

 No load.
 Low load.
  Full load.
 None of these.

ANSWER DOWNLOAD EXAMIANS APP

Electrical Machines
Which of the following windings are necessary in case of all dc machines?

 closed winding
 lap winding
 wave winding
 open type winding

ANSWER DOWNLOAD EXAMIANS APP

Electrical Machines
It is an advisable to use auto transformer if the transformation ratio is

 Greater than 1.
 0.25.
 near to 1.
 0.5.

ANSWER DOWNLOAD EXAMIANS APP

Electrical Machines
Direct-on-line (DOL) starters are not suitable for starting large DC motors, because

 the motor may not start.
 the motor may run away.
 the starting current will be enormously high.
 the starting torque becomes low.

ANSWER DOWNLOAD EXAMIANS APP

Electrical Machines
In salient pole synchronous machine, the reluctance power varies as

 cos2δ
 sinδ
 cosδ
 sin2δ

ANSWER DOWNLOAD EXAMIANS APP

Electrical Machines
No load test on induction motor is conducted to find which of the following losses?

 Stator copper loss
All of these
 Stator core loss
 Rotational loss

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
↑