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Magnetic Effects of Electric Current — Science STD 10 — Question

CBSE BoardEnglish MediumSTD 10ScienceMagnetic Effects of Electric Current1 Mark
MCQ
Which device is used for converting electric energy into mechanical energy?
  • ✓
    Electric motor.
  • B
    $DC$ generator.
  • C
    Galvanometer.
  • D
    None of these.
✓

Answer

Correct option: A.
Electric motor.
A generator converts mechanical energy into electrical energy, while a motor does the opposite it converts electrical energy into mechanical energy. Both devices work because of electromagnetic induction, which is when a voltage is induced by a changing magnetic field.

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