In an arc rectifier the drop in voltage at the cathode is approximately

Related MCQs

• In a mercury arc rectifier the cathode voltage drop is due to
• In mercury arc rectifier, voltage drop at anode is due to
• In mercury arc rectifiers the voltage drop in arc is nearly
• The curve between V and I of SCR when anode is positive w.r.t cathode and when anode is negative w.r.t cathode are known as
• A single phase half wave rectifier is feeding a resistive load. When a = 0, dc output voltage is 127 V. When a = 30°, the dc output voltage will be about
• In arc rectifiers mercury is chosen as the liquid for rectifier because
• Least undulating current will be delivered by which mercury arc rectifier
• The vacuum inside the glass bulb of a mercury arc rectifier is of the order of
• In a full wave rectifier, the rectification ratio is approximately equal to
• In a 3 phase half wave rectifier, when firing angle is less than 90 degree, then the average dc output voltage becomes