Copper oxide rectifier is usually designed not to operate above___________?

Related Mcqs:

In selenium rectifiers efficiencies ranging from _______ to _______ percent are attainable?

A. 25, 35 B. 40, 50 C. 60, 70 D. 75, 85...

Which of the following mercury arc rectifier will deliver least undulating current?

A. Six-phase B. Three-phase C. Two-phase D. Single-phase...

When a rectifier is loaded which of the following voltage drops take place ?

A. Voltage drop in transformer reactance B. Voltage drop in resistance of transformer and smoothing chokes C. Arc voltage drop D. All of the above...

In a mercury arc rectifier positive ions are attracted towards______________?

A. anode B. cathode C. shell bottom D. mercury pool...

A rotary converter operates at a______________?

A. low power factor B. high power factor C. zero power factor D. none of the above...