Question

The frequency of A.C mains in India is

• A. $30Hz$
• B. $50Hz$
• C. $60Hz$
• D. $120Hz$

Answer 1

The correct option is B $50Hz$

In India, the AC mains supply is referred to as single-phase alternating current and corresponds to a voltage of 230 V at a frequency of $50Hz$, similar to most European countries. Whereas in the USA, AC mains supply uses $60Hz$