Class 7 Courses

Class 7 science Practice Tests

Class 7 Science Online Tests

Electric Motors MCQ (Multiple Choice Questions) PDF Download

The Electric motors Multiple Choice Questions (MCQ Quiz) with Answers PDF (Electric Motors MCQ PDF e-Book) download to practice Grade 7 Science Tests. Study Electrical Circuits and Electric Currents Multiple Choice Questions and Answers (MCQs), Electric Motors quiz answers PDF for homeschool certification courses. The Electric Motors MCQ App Download: Free learning app for electrical circuits and currents, electric motors, chemical effect of electric current test prep for virtual elementary school.

The MCQ: A magnet may attract or repel by; "Electric Motors" App Download (Free) with answers: Another magnet; Electric current; Resistor; Dynamo; for homeschool certification courses. Solve Electrical Circuits and Electric Currents Quiz Questions, download Apple eBook (Free Sample) for virtual elementary school.

Electric Motors MCQs: Questions and Answers PDF Download

MCQ 1:

To make the coil keep rotating, the current is reversed after every half turn by a device called

  1. brush
  2. commutator
  3. mutator
  4. carbon spring
MCQ 2:

A magnet may attract or repel by

  1. another magnet
  2. electric current
  3. resistor
  4. dynamo
MCQ 3:

Electric motor changes electrical energy into

  1. potential energy
  2. thermal energy
  3. heat energy
  4. kinetic energy
MCQ 4:

Many machines we use, are powered by

  1. thermal energy
  2. sound energy
  3. electric motors
  4. dynamos
MCQ 5:

The magnetic field of the coil and the permanent magnet

  1. attract each other
  2. repel each other
  3. combine with each other
  4. stay with each other

Class 7 Science Practice Tests

Electric Motors Learning App: Free Download (Android & iOS)

The App: Electric Motors MCQs App to learn Electric Motors Textbook, 7th Grade Science MCQ App, and Earth Science MCQ App. The "Electric Motors MCQs" App to free download iOS & Android Apps includes complete analytics with interactive assessments. Download App Store & Play Store learning Apps & enjoy 100% functionality with subscriptions!

Electric Motors App (Android & iOS)

Electric Motors App (Android & iOS)

7th Grade Science App (Android & iOS)

7th Grade Science App (iOS & Android)

Earth Science App (Android & iOS)

Earth Science App (Android & iOS)

6th Grade Science App (Android & iOS)

6th Grade Science App (iOS & Android)