Rectifiers and Converters Which of the following rectifiers have been used extensively in supplying direct current for electroplating? Mercury arc rectifiers Mechanical rectifiers Selenium rectifiers Copper oxide rectifiers Mercury arc rectifiers Mechanical rectifiers Selenium rectifiers Copper oxide rectifiers ANSWER DOWNLOAD EXAMIANS APP
Rectifiers and Converters A rotary converter combines the function of an induction motor and a D.C. generator None of the listed here a synchronous motor and a D.C. generator Both of the listed here an induction motor and a D.C. generator None of the listed here a synchronous motor and a D.C. generator Both of the listed here ANSWER DOWNLOAD EXAMIANS APP
Rectifiers and Converters The internal efficiency of a mercury arc rectifier depends on voltage only voltage and current current only r.m.s. value of current voltage only voltage and current current only r.m.s. value of current ANSWER DOWNLOAD EXAMIANS APP
Rectifiers and Converters Normally, which of the following is used, when a large-scale conversion from AC. to D.C. power is required? Motor-generator set Motor converter Mercury arc rectifier Rotary converter Motor-generator set Motor converter Mercury arc rectifier Rotary converter ANSWER DOWNLOAD EXAMIANS APP
Rectifiers and Converters The advantage of mercury arc rectifier is that All of the listed here it has high efficiency it is comparatively noiseless it is light in weight and occupies small floor space All of the listed here it has high efficiency it is comparatively noiseless it is light in weight and occupies small floor space ANSWER DOWNLOAD EXAMIANS APP
Rectifiers and Converters A rotary converter is a single machine with one armature and two fields none of the listed here one armature and one field two armatures and one field one armature and two fields none of the listed here one armature and one field two armatures and one field ANSWER DOWNLOAD EXAMIANS APP
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