Rectifiers and Converters Selenium rectifier can be operated at temperatures as high as 25°C 75°C 60°C 40°C 25°C 75°C 60°C 40°C ANSWER DOWNLOAD EXAMIANS APP
Rectifiers and Converters A rotary converter operates at a zero power factor None of the listed here low power factor high power factor zero power factor None of the listed here low power factor high power factor ANSWER DOWNLOAD EXAMIANS APP
Rectifiers and Converters Which of the following is reversible in action? All of the listed here Motor converter Rotary converter Motor generator set All of the listed here Motor converter Rotary converter Motor generator set ANSWER DOWNLOAD EXAMIANS APP
Rectifiers and Converters The internal efficiency of a mercury arc rectifier depends on current only voltage and current r.m.s. value of current voltage only current only voltage and current r.m.s. value of current voltage only ANSWER DOWNLOAD EXAMIANS APP
Rectifiers and Converters In a rotary converter armature currents are partly a.c. and partly d.c. None of the listed here a.c. only d.c. only partly a.c. and partly d.c. None of the listed here a.c. only d.c. only ANSWER DOWNLOAD EXAMIANS APP