WBCS.LIVE practice question

What is the frequency of the Alternating Current (AC) supplied for domestic use in India?

Solve this multiple-choice question and check the correct answer with its explanation below.

Answer options

  1. 60 Hz
  2. 100 Hz
  3. 50 Hz
  4. 220 Hz

Correct answer and explanation

Correct answer: 50 Hz

Explanation: āœ… Correct Answer: C) 50 Hz šŸ“š Explanation: In India, the standard domestic power supply operates at a frequency of 50 Hz and a voltage of 220 V. The frequency refers to the number of times the current reverses direction per second. In contrast, countries like the United States use a 60 Hz frequency and a 110-120 V supply.