Rectifiers and Converters In a three-phase mercury arc rectifiers each anode conducts for One-half a cycle One-fourth of a cycle Two-third of a cycle One-third of a cycle One-half a cycle One-fourth of a cycle Two-third of a cycle One-third of a cycle ANSWER DOWNLOAD EXAMIANS APP
Rectifiers and Converters The advantage of mercury arc rectifier is that it has high efficiency All of the listed here it is light in weight and occupies small floor space it is comparatively noiseless it has high efficiency All of the listed here it is light in weight and occupies small floor space it is comparatively noiseless ANSWER DOWNLOAD EXAMIANS APP
Rectifiers and Converters In a single phase rotary converter the number of slip rings will be Two Six Four Three Two Six Four Three 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? The power factor of the system should be high All of the listed here The voltage regulation of the rectifier should be low In the output circuit there should be no harmonics The power factor of the system should be high All of the listed here The voltage regulation of the rectifier should be low In the output circuit there should be no harmonics ANSWER DOWNLOAD EXAMIANS APP
Rectifiers and Converters The applications of selenium rectifiers are usually limited to potential of 20 V 100 V 30 V 10 V 20 V 100 V 30 V 10 V ANSWER DOWNLOAD EXAMIANS APP
Rectifiers and Converters Ageing of a selenium rectifier may change the output voltage by 25 to 30 per cent None of the listed here 5 to 10 per cent 15 to 20 per cent 25 to 30 per cent None of the listed here 5 to 10 per cent 15 to 20 per cent ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS