• 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
A voltmeter gives 120 oscillations per minute when connected to the rotor of an induction motor. The frequency is 50Hz. The slip of the motor is

 5%
 4%
 25%
 2%

ANSWER DOWNLOAD EXAMIANS APP

Electrical Machines
Centrifugal switch is absent in which of the single phase induction motor?

 Shaded pole motor.
 Split phase motor.
  PSC (permanent split capacitor) motor.
None of these

ANSWER DOWNLOAD EXAMIANS APP

Electrical Machines
Which of the following will vary the maximum torque?

 rotor reactance X
 rotor resistance R
None of these
 both 1 and 2

ANSWER DOWNLOAD EXAMIANS APP

Electrical Machines
Which of the following transformer insulating oil generally used in India?

 Olefin based insulating oil.
 Aromatics based insulating oil.
  Paraffin based insulating oil.
 Naphtha based insulating oil.

ANSWER DOWNLOAD EXAMIANS APP

Electrical Machines
The direction of rotation of a DC motor can be determent by

 Flemings right hand rule.
  Flemings left hand rule.
 Lenzs law.
 Amperes law.

ANSWER DOWNLOAD EXAMIANS APP

Electrical Machines
Quadrature axis synchronous reactance is the ratio of

 Vmax to Imax.
 Vmax to Imin.
 Vmin to Imax.
 Vmin to Imin.

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
↑