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

Related Mcqs:

The efficiency of the copper oxide rectifier seldom exceeds____________?

A. 90 to 95% B. 85 to 90% C. 80 to 85% D. 65 to 75%...

Ageing of a selenium rectifier may change the output voltage by__________?

A. 5 to 10 per cent B. 15 to 20 per cent C. 25 to 30 per cent D. none of the above...

The voltage drop at anode, in a mercury arc rectifier is due to_____________?

A. self restoring property of mercury B. high ionization potential C. energy spent in overcoming the electrostatic field D. high temperature inside the rectifier...

If cathode and anode connections in a mercury arc rectifier are inter changed_____________?

A. the rectifier will not operate B. internal losses will be reduced C. both ion and electron streams will move in the same direction D. the rectifier will operate at reduced efficiency...

Normally, which of the following is used, when a large-scale conversion from AC. to D.C. power is required ?

A. Motor-generator set B. Motor converter C. Rotary converter D. Mercury arc rectifier...