The standard frequency of electric power supply in India is ___ Hz.
The frequency of domestic electric power supply chosen in India is 50Hz.
The frequency of power supply used in India is ___ Hz.
The frequency of power supply used in India is _____ Hz.
A capacitor, an inductor and an electric bulb are connected in series to an AC supply of variable frequency. As the frequency of the supply is increased gradually, then the electric bulb is found to