Rectifiers and Converters A rotary converter combines the function of None of the listed here an induction motor and a D.C. generator Both of the listed here a synchronous motor and a D.C. generator None of the listed here an induction motor and a D.C. generator Both of the listed here a synchronous motor and a D.C. generator ANSWER DOWNLOAD EXAMIANS APP
Rectifiers and Converters Copper oxide rectifier is usually designed not to operate above 45°C 55°C 75°C 30°C 45°C 55°C 75°C 30°C ANSWER DOWNLOAD EXAMIANS APP
Rectifiers and Converters In which of the following equipment direct current is needed? Relay Telephones Time switches All of the listed here Relay Telephones Time switches All of the listed here ANSWER DOWNLOAD EXAMIANS APP
Rectifiers and Converters In selenium rectifiers efficiencies ranging from ______ to ______ percent are attainable 75, 85 40, 50 20, 30 30, 60 75, 85 40, 50 20, 30 30, 60 ANSWER DOWNLOAD EXAMIANS APP
Rectifiers and Converters The metal rectifiers, as compared to mercury arc rectifiers can operate on heavy loads give poor regulation operate on low temperatures can operate on high voltages can operate on heavy loads give poor regulation operate on low temperatures can operate on high voltages ANSWER DOWNLOAD EXAMIANS APP
Rectifiers and Converters When a rectifier is loaded which of the following voltage drops take place ? Voltage drop in transformer reactance Arc voltage drop Voltage drop in resistance of transformer and smoothing chokes All of the listed here Voltage drop in transformer reactance Arc voltage drop Voltage drop in resistance of transformer and smoothing chokes All of the listed here ANSWER DOWNLOAD EXAMIANS APP
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