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Magnetic Effects of Electric Current — Science STD 10 — Question

CBSE BoardEnglish MediumSTD 10ScienceMagnetic Effects of Electric Current1 Mark
MCQ
Suggest way/ s in an a.c. generator to produce a higher e.m.f:
  • A
    By increasing the speed of rotation of coil
  • B
    By increasing the number of turns in the coil
  • C
    Both A & B
  • D
    None of the above
✓

Answer

  1. Both A & B

Explanation:

In an a.c. generator to produce a higher e.m.f. -

  1. By increasing the speed of rotation of the coil.
  2. By increasing the number of turns in the coil.

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