Smooth cylindrical type rotor is generally used for high speed alternators or turbo alternators
        
	  
	
    Q.  Which type of rotor is generally used for high speed alternators or turbo alternators?- Published on 27 Oct 15a. Salient pole type
b. Projected pole type
c. Smooth cylindrical type
d. Both (a) & (b)
ANSWER: Smooth cylindrical type