It is the_________of the transformer on which the magnitude of angle of overlap depends?

Related Mcqs:

Which of the following rectifiers are primarily used for charging of low voltage batteries from AC supply ?

A. Mechanical rectifiers B. Copper oxide rectifiers C. Selenium rectifiers D. Electrolytic rectifiers E. Mercury arc rectifiers...

The efficiency of an electrolytic rectifier is nearly____________?

A. 80% B. 70% C. 60% D. 40%...

On which of the following factors the number of phases for which a rectifier should be designed depend ?

A. The voltage regulation of the rec¬tifier should be low B. In the output circuit there should be no harmonics C. The power factor of the system should be high D. The rectifier supply transformer should be utilized to the best ad-vantage E. all of the above...

Glass rectifiers are usually made into units capable of D.C. output (maximum continuous rating) of _____________?

A. 100 A at 100 V B. 200 A at 200 V C. 300 A at 300 V D. 400 A at 400 V E. 500 A at 500 V...

Which of the following methods may be used to convert A.C. system to D.C ?

A. Rectifiers B. Motor converters C. Motor-generator sets D. Rotary converters E. All of the above...