In arc rectifiers mercury is chosen as the liquid for rectifier because

Related MCQs

• In mercury arc rectifiers the voltage drop in arc is nearly
• For mercury arc rectifiers, the anode is usually made of
• Least undulating current will be delivered by which mercury arc rectifier
• In a mercury arc rectifier the cathode voltage drop is due to
• In mercury arc rectifier, voltage drop at anode is due to
• The vacuum inside the glass bulb of a mercury arc rectifier is of the order of
• In an arc rectifier the drop in voltage at the cathode is approximately
• The input current waveform of a bridge controlled rectifier when the load is perfectly filtered is
• A full wave rectifier with resistive load produces
• In a 3 phase half wave rectifier, when firing angle is less than 90 degree, then the average dc output voltage becomes