In ________________ method of staging three phase induction motors the starting voltage is not reduced?

Related Mcqs:

Ward-Leonard controlled D.C. drives are generally used for _____________________ excavators?

A. Light duty B. Medium duty C. Heavy duty D. All of the above...

________________ motor is a constant speed motor?

A. Synchronous motor B. Schrage motor C. Induction motor D. Universal motor...

In jaw crushers a motor has to often start against ____________________ load?

A. heavy B. medium C. normal D. low...

The characteristics of drive for crane hoisting and lowering are which of the following ?

A. Precise control B. Smooth movement C. Fast speed control D. All of the above...

For crane travel which of the following motors is normally used ?

A. Synchronous motor B. D.C. differentially compound motor C. Ward-Leonard controlled D.C. shunt motor D. AC. slip ring motor...