Rectifiers and Converters In which of the following applications, direct current is absolutely essential ? Variable speed operation Traction Illumination Electrolysis Variable speed operation Traction Illumination Electrolysis ANSWER DOWNLOAD EXAMIANS APP
Rectifiers and Converters The ignited or auxiliary anode in mercury arc rectifier is made of Graphite Aluminium Copper Boron carbide Graphite Aluminium Copper Boron carbide ANSWER DOWNLOAD EXAMIANS APP
Rectifiers and Converters A mercury arc rectifier possesses ________ regulation characteristics none of the listed here curved line exponential straight line none of the listed here curved line exponential straight line ANSWER DOWNLOAD EXAMIANS APP
Rectifiers and Converters In a rotary converter armature currents are None of the listed here a.c. only partly a.c. and partly d.c. d.c. only None of the listed here a.c. only partly a.c. and partly d.c. d.c. only ANSWER DOWNLOAD EXAMIANS APP
Rectifiers and Converters The metal rectifiers, as compared to mercury arc rectifiers operate on low temperatures can operate on heavy loads can operate on high voltages give poor regulation operate on low temperatures can operate on heavy loads can operate on high voltages give poor regulation ANSWER DOWNLOAD EXAMIANS APP
Rectifiers and Converters A rotary converter is a single machine with one armature and two fields one armature and one field two armatures and one field none of the listed here one armature and two fields one armature and one field two armatures and one field none of the listed here ANSWER DOWNLOAD EXAMIANS APP
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