Rectifiers and Converters The voltage drop at anode, in a mercury arc rectifier is due to high ionization potential self restoring property of mercury energy spent in overcoming the electrostatic field high temperature inside the rectifier high ionization potential self restoring property of mercury energy spent in overcoming the electrostatic field high temperature inside the rectifier ANSWER DOWNLOAD EXAMIANS APP
Rectifiers and Converters Which of the following rectifiers are primarily used for charging of low voltage batteries from AC. supply? Mechanical rectifiers Copper oxide rectifiers Selenium rectifiers Electrolytic rectifiers Mechanical rectifiers Copper oxide rectifiers Selenium rectifiers Electrolytic rectifiers ANSWER DOWNLOAD EXAMIANS APP
Rectifiers and Converters A rotary converter operates at a high power factor low power factor zero power factor None of the listed here high power factor low power factor zero power factor None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Rectifiers and Converters Which of the following mercury arc rectifier will deliver least undulating current? Six-phase Two-phase Three-phase Single-phase Six-phase Two-phase Three-phase Single-phase ANSWER DOWNLOAD EXAMIANS APP
Rectifiers and Converters In a rotary converter I2R losses as compared to a D.C. generator of the same size will be More None of the listed here Less Remain same More None of the listed here Less Remain same ANSWER DOWNLOAD EXAMIANS APP
Rectifiers and Converters Glass rectifiers are usually made into units capable of D.C. output (maximum continuous rating) of 400 A at 400 V 100 A at 100 V 500 A at 500 V 300 A at 300 V 400 A at 400 V 100 A at 100 V 500 A at 500 V 300 A at 300 V ANSWER DOWNLOAD EXAMIANS APP
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