• 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
Hysteresis loss will depends on

 f1.6
 f³
 f²
 f

ANSWER DOWNLOAD EXAMIANS APP

Electrical Machines
The type of DC motor generally used for shears and punches is

 Shunt motor.
 Series motor.
 Cummulative compound motor.
 Differential compound motor.

ANSWER DOWNLOAD EXAMIANS APP

Electrical Machines
If a transformer has turns ratio K, the primary and secondary current are I1 and I2 respectively and magnetizing current and core loss component of no load current Iμ and Iw respectively, then

 I1 = KI2.
  I1 = KI2 + Iw + Iμ.ok
 I1 = KI2 + Iw.
 I1 = KI2 + Iμ.

ANSWER DOWNLOAD EXAMIANS APP

Electrical Machines
Dynamic braking can be used for

 series motors.
 compound motors.
All of these
 shunt motors.

ANSWER DOWNLOAD EXAMIANS APP

Electrical Machines
Generator works on the principle of production

 both A and B.
 dynamically induced emf.
None of these
 static induced emf.

ANSWER DOWNLOAD EXAMIANS APP

Electrical Machines
In a DC generator, if P be the number of poles and N be the rpm of the rotor, then frequency of magnetic reversals will be

 PN/120.
 PN/2.
 PN/3000.
 PN/60.

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
↑