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Magnetic Effects of Electric Current — Science STD 10 — Question

CBSE BoardEnglish MediumSTD 10ScienceMagnetic Effects of Electric Current1 Mark
MCQ
To convert an AC generator into DC generator:
  • ✓
    Split-ring type commutator must be used.
  • B
    Slip rings and brushes must be used.
  • C
    A stronger magnetic field has to be used.
  • D
    A rectangular wire loop has to be used.
✓

Answer

Correct option: A.
Split-ring type commutator must be used.
AC generator has slip rings while the DC generator has a split ring type commutator. To convert an AC generator into DC generator the split ring type commutator with which unidirectional current is obtained.

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