The output voltage can be varied by a variac transformer over a
Wide range of 0 and 120 per cent of input voltage
The output voltage can be varied by a variac transformer over a Wide range of 0 and 120 per cent of input voltage.
If a sinusoidal voltage source is connected to a power transformer, it's no load current would be
On no load phasor diagram of transformer, the core loss component of the current remains in phase with