MCQ
The frequency of $ac$ mains in India is.......$Hz$
- A$30$
- ✓$50$
- C$60$
- D$120 $
✓
Answer
Correct option: B.
$50$
b
(b) The standard frequency of alternating current in India is $50 \mathrm{Hz}$.
(b) The standard frequency of alternating current in India is $50 \mathrm{Hz}$.
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