Rectifiers and Converters A mercury arc rectifier possesses ________ regulation characteristics straight line curved line none of the listed here exponential straight line curved line none of the listed here exponential ANSWER DOWNLOAD EXAMIANS APP
Rectifiers and Converters Which of the following mercury arc rectifier will deliver least undulating current? Six-phase Three-phase Single-phase Two-phase Six-phase Three-phase Single-phase Two-phase ANSWER DOWNLOAD EXAMIANS APP
Rectifiers and Converters In a rotary converter armature currents are None of the listed here d.c. only partly a.c. and partly d.c. a.c. only None of the listed here d.c. only partly a.c. and partly d.c. a.c. only ANSWER DOWNLOAD EXAMIANS APP
Rectifiers and Converters On which of the following factors the number of phases for which a rectifier should be designed depends? All of the listed here The power factor of the system should be high In the output circuit there should be no harmonics The voltage regulation of the rectifier should be low All of the listed here The power factor of the system should be high In the output circuit there should be no harmonics The voltage regulation of the rectifier should be low ANSWER DOWNLOAD EXAMIANS APP
Rectifiers and Converters Glass rectifiers are usually made into units capable of D.C. output (maximum continuous rating) of 100 A at 100 V 400 A at 400 V 300 A at 300 V 500 A at 500 V 100 A at 100 V 400 A at 400 V 300 A at 300 V 500 A at 500 V ANSWER DOWNLOAD EXAMIANS APP
Rectifiers and Converters The internal efficiency of a mercury arc rectifier depends on voltage and current current only voltage only r.m.s. value of current voltage and current current only voltage only r.m.s. value of current ANSWER DOWNLOAD EXAMIANS APP
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