By the use of which of the following m D.C. can be obtained from AC. ?

Related Mcqs:

Which of the following motors is preferred for traction work ?

A. Universal motor B. D.C. series motor C. Synchronous motor D. Three-phase induction motor...

The selection of an electric motor for any application depends on which of the following factors ?

A. Electrical characteristics B. Mechanical characteristics C. Size and rating of motors D. Cost E. All of the above...

Which of the following is essentially needed while selecting a motor ?

A. Pulley B. Starter C. Foundation pedal D. Bearings...

Flame proof motors are used in_________________?

A. paper mills B. steel mills C. moist atmospheres D. explosive atmospheres...

In ______________ the speed can be varied by changing the position of brushes?

A. slip ring motor B. schrage motor C. induction motor D. repulsion motor...