Home › ICSE Class 10 › Science › c10magneticeffects › The frequency of alternating current in India is:
The frequency of alternating current in India is:
A50 Hz
B60 Hz
C40 Hz
D10 Hz
Answer & Solution
Correct answer: A. 50 Hz
1. The AC changes direction after every one hundredth of a second.
2. That corresponds to a frequency of 50 Hz.
3. Most power stations built these days produce AC.
_Source: NCERT Class 10 Science, Ch 13 'Magnetic Effects of Electric Current'_
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