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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 uses slip rings?
  • A
    A d.c electric motor
  • B
    A relay
  • C
    A transformer
  • D
    An a.c. generator
✓

Answer

  1. An a.c. generator

Explanation:

Slip rings are used in an AC Generator. It is hollow rings that are connected to the ends of the armature coil and it helps to produce Ac current.

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