Which of the following describes the common domestic power supplied in India?
A
220 V, 100 Hz
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B
220 V, 50 Hz
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C
110 V, 100 Hz
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D
100 V, 50 Hz
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Solution
The correct option is B
220 V, 50 Hz
The common domestic power supplied in India is 220V, 50 Hz. Here, the RMS(root mean square) value of the supply voltage is 220 V, and the frequency is 50 Hz.