• Skip to primary navigation
  • Skip to main content
  • Skip to primary sidebar

How Engineering Works

  • Home
  • About Us
  • Electrical Engineering
    • Interview Questions
  • Privacy Policy
  • Disclaimer
  • Contact Us
  • Blog

Can we give AC supply to DC motor?

July 10, 2018 by

DWQA Questions › Category: DC Motor & Generator › Can we give AC supply to DC motor?
0 Vote Up Vote Down
admin Staff asked 5 years ago
2 Answers
0 Vote Up Vote Down
admin Staff answered 5 years ago

When A.C. supply is given to a D.C. motor: 1)In case of Series connection of armature winding and field winding , it may run.

But, In case of parallel connection , it won’t rotate at all and will start humming and will create vibrations, as a torque produced by positive and negative cycle will cancel out each other.

You can also Read :
Interview Questions
MCQ or objective

0 Vote Up Vote Down
admin Staff answered 5 years ago

When we connect dc motor to ac supply. the motor will rotate but high heat is develop which can cause damage in armature winding and brushes.

You are welcome to read more Important Interview Questions and MCQs.

Primary Sidebar

Related Questions

  • Which motor has high starting torque AC or DC? asked by
  • Why is the starting current high in a DC motor? asked by admin
  • What is stepper motor. What are its uses? asked by admin
  • How does sudden changes in load in a DC machine cause “flash over”? asked by admin

INTERVIEW QUESTIONS

MCQ or Objective


Recommended Post

MCQs on Transformer

MCQs on Power Generation

Demo timer

Ten Important things about transformer

MCQ on Electrical Unit – 1

Categories

  • Electrical Articles (19)
  • Electrical MCQ (75)
  • Electrical Questions (11)
  • Interviews Questions (7)
  • IQ Test (1)
  • Uncategorized (12)



Join Our Whatsapp Group


About Us | Privacy Policy | Disclaimer


Copyright@ Since-2017