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Magnetic Effects of Electric Current — Science STD 10 — Question

CBSE BoardEnglish MediumSTD 10ScienceMagnetic Effects of Electric Current1 Mark
Question
The essential difference between an AC generator and a DC generator is that:
  1. AC generator has an electromagnet while a DC generator has permanent magnet.
  2. C generator will generate a higher voltage.
  3. AC generator will generate a higher voltage.
  4. AC generator has slip rings while the DC generator has a commutator.
✓

Answer

  1. AC generator has slip rings while the DC generator has a commutator.

Explanation:

A.C. generator has slip rings, whereas D.C. generator has a commutator.

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