Rectifiers and Converters A commutating rectifier consists of commutator driven by A synchronous motor An induction motor A D.C. series motor A D.C. shunt motor A synchronous motor An induction motor A D.C. series motor A D.C. shunt motor ANSWER DOWNLOAD EXAMIANS APP
Rectifiers and Converters In a phase-shift control method, the phase shift between anode and grid voltages can be achieved by means of Synchronous generator Shunt motor Synchronous motor Induction regulator Synchronous generator Shunt motor Synchronous motor Induction regulator ANSWER DOWNLOAD EXAMIANS APP
Rectifiers and Converters In a glass bulb mercury arc rectifier the maximum current rating is restricted to 2000 A 500 A 200 A 1500 A 2000 A 500 A 200 A 1500 A ANSWER DOWNLOAD EXAMIANS APP
Rectifiers and Converters Which of the following rectifiers have been used extensively in supplying direct current for electroplating? Mechanical rectifiers Selenium rectifiers Mercury arc rectifiers Copper oxide rectifiers Mechanical rectifiers Selenium rectifiers Mercury arc rectifiers Copper oxide rectifiers ANSWER DOWNLOAD EXAMIANS APP
Rectifiers and Converters Which of the following mercury arc rectifier will deliver least undulating current? Single-phase Three-phase Two-phase Six-phase Single-phase Three-phase Two-phase Six-phase ANSWER DOWNLOAD EXAMIANS APP
Rectifiers and Converters If cathode and anode connections in a mercury arc rectifier are inter changed Both ion and electron streams will move in the same direction The rectifier will operate at reduced efficiency The rectifier will not operate Internal losses will be reduced Both ion and electron streams will move in the same direction The rectifier will operate at reduced efficiency The rectifier will not operate Internal losses will be reduced ANSWER DOWNLOAD EXAMIANS APP
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