Rectifiers and Converters The potential drop in the arc, in a mercury arc rectifier, varies 0.05 V to 0.2 V per cm length of the arc none of the listed here 0.5 V to 1.5 V per cm length of the arc 2 V to 3.5 V per cm length of the arc 0.05 V to 0.2 V per cm length of the arc none of the listed here 0.5 V to 1.5 V per cm length of the arc 2 V to 3.5 V per cm length of the arc ANSWER DOWNLOAD EXAMIANS APP
Rectifiers and Converters In mercury arc rectifiers having grid, the arc can be struck between anode and cathode only when the grid attains a certain potential, this potential being known as maximum grid voltage critical grid voltage all of the listed here non of the listed here maximum grid voltage critical grid voltage all of the listed here non of the listed here ANSWER DOWNLOAD EXAMIANS APP
Rectifiers and Converters In which of the following applications, direct current is absolutely essential ? Traction Electrolysis Variable speed operation Illumination Traction Electrolysis Variable speed operation Illumination ANSWER DOWNLOAD EXAMIANS APP
Rectifiers and Converters In a single phase rotary converter the number of slip rings will be Four Six Three Two Four Six Three Two ANSWER DOWNLOAD EXAMIANS APP
Rectifiers and Converters In a glass bulb mercury arc rectifier the maximum current rating is restricted to 1500 A 200 A 2000 A 500 A 1500 A 200 A 2000 A 500 A ANSWER DOWNLOAD EXAMIANS APP
Rectifiers and Converters Which of the following mercury arc rectifier will deliver least undulating current? Six-phase Single-phase Two-phase Three-phase Six-phase Single-phase Two-phase Three-phase ANSWER DOWNLOAD EXAMIANS APP
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