The r.m.s value of potential difference V shown in the figure is

A coil has an inductance of 0.7 henry and is joined in series with a resistance of 220Ω. When the al

A solenoid of length 0.5 m has a radius of 0.1cm and is made up of 500 turns. It carries a current o

The principle of working of transformer is

Two coils of self inductance L₁ and L₂ are placed near each other so that the total flux in one coil

In the circuit shown in figure, if source resistance is neglected, then the voltmeter and ammeter re