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प्रश्न
Our domestic electric supply has a frequency of ______.
विकल्प
50 Hz
220 Hz
300 Hz
None of these
MCQ
रिक्त स्थान भरें
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उत्तर
Our domestic electric supply has a frequency of 50 Hz.
Explanation:
In India, the domestic electricity supply is alternating current (A.C.) with a frequency of 50 Hz. This means the current completes 50 cycles per second.
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