RVUNL EE Analog Electronics Quiz 2

A full wave rectifier uses diode of internal resistance 10 Ω and load resistance 990 Ω. If the secondary voltage with respect to counter tapped is 50 V RMS with an AC supply frequency of 50 Hz then the DC and RMS load current will be equal to respectively?

In the circuit shown, an ideal germanium diode is in series with 0.7V dc source with forward resistance. What will be the output voltage of Germanium diode in negative half cycle, if diode is having forward resistance r_f of 25 ohms?

A three-phase full wave rectifier with resistive load has a ripple factor

A full wave rectifier connected to the output terminals of the mains transformer produces an RMS voltage of 18 V across the secondary. The no-load voltage across the secondary of the transformer is

In the circuit shown, zener diode has breakdown voltage equal to 3.3 volt while internal resistance of 0 Ω. The current through zener diode will be