Recent Lessons

Show all results for ""

Feature Overview

Ace your exams with our all-in-one platform for creating and sharing quizzes and tests.

Quizzes

Create quizzes and tests automatically from your content using AI.

Flashcards

Automatically turn your notes into digital flashcards.

Share, Export & Embed

Share with classmates or export to Excel and your learning management system.

Stats & Reporting

Auto-grading quizzes and tests with detailed stats and reports.

Mobile Apps

The smarter way to study – wherever you are.

Pricing

Search...

Electric Motors: Function, Principle, and Applications

6 Questions

0 Views

Electric Motors: Function, Principle, and Applications

Choose a study mode

Play Quiz

Study Flashcards

Spaced Repetition

Chat to lesson

Podcast

Play an AI-generated podcast conversation about this lesson

Questions and Answers

What is the function of an electric motor?

To convert electrical energy into mechanical energy

Explain the principle behind the operation of an electric motor.

The interaction between a magnetic field and an electric current generates a force that causes the motor to rotate.

How does an electric motor convert electrical energy into mechanical energy?

An electric motor converts electrical energy into mechanical energy through the interaction between the magnetic field and the current-carrying conductor, resulting in rotational motion.

What are some common applications of electric motors?

Industrial machinery, household appliances, and electric vehicles Signup and view all the answers

Explain the significance of back EMF in the operation of an electric motor.

Back EMF opposes the applied voltage and limits the current flowing through the motor, preventing damage due to excessive current. Signup and view all the answers

What is the role of the commutator in an electric motor?

The commutator reverses the direction of the current in the coil, ensuring that the coil continues to rotate in the same direction. Signup and view all the answers