• 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
Which of the following motors has low ratings only?

 Shaded pole
 Resistance split phase
 Capacitor start
 Capacitor run

ANSWER DOWNLOAD EXAMIANS APP

Electrical Machines
Skewing of cage rotors offers the following advantages

  less noise.
  all of below.
  locking tendency is reduced.
  uniform torque.

ANSWER DOWNLOAD EXAMIANS APP

Electrical Machines
If the field circuit of a DC shunt motor is opened

 The speed of motor will be reduced.
 The armature current will reduce.
 DC Shunt Motor
  The motor will attain dangerously high speed.

ANSWER DOWNLOAD EXAMIANS APP

Electrical Machines
Which of the following machines have highest power factor with respect to magnetizing current?

 Any of the above.
 Semi closed slot type machine.
 Closed slot type machines.
 Open slot type machines.

ANSWER DOWNLOAD EXAMIANS APP

Electrical Machines
A 3-phase, 50Hz, 4 pole induction motor is running at 1440 rpm and rotor input power is 2KW. Find the rotor output power?

 1820W
 1920W
 2000W
 1450W

ANSWER DOWNLOAD EXAMIANS APP

Electrical Machines
A 3-phase, 2 pole, 12 slot synchronous machine is operating at synchronous speed. Find the slot angle?

 18°
 60°
 20°
 30°

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
↑