Class 7 Science MCQs (Grade 7) From Textbook
Electric Motors MCQ App Free Download | Class 7 Science e-Book PDF
Class 7 Science MCQs – Practice Test for Exam Prep
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The MCQ: To make the coil keep rotating, the current is reversed after every half turn by a device called; "Electric Motors" App Download [Free] with answers: brush, commutator, mutator, and carbon spring to study online certificate courses. Solve Electrical Circuits and Electric Currents Quiz Questions, download Apple Book (Free Chapter) for online courses.
To make the coil keep rotating, the current is reversed after every half turn by a device called
A magnet may attract or repel by
Electric motor changes electrical energy into
Many machines we use, are powered by
The magnetic field of the coil and the permanent magnet
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