Alternators Armature winding of an alternator are generally Closed winding Open winding Partly open and partly closed windings None of the listed here Closed winding Open winding Partly open and partly closed windings None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Alternators If the lagging load pf of an alternator is decreased, the demagnetising effect of armature reaction _______ Remains the same None of the listed here Is decreased Is increased Remains the same None of the listed here Is decreased Is increased ANSWER DOWNLOAD EXAMIANS APP
Alternators The speed at which a 6-pole alternator should be driven to generate 50 cycles per second is _______ 1000 rpm 1500 rpm None of the listed here 500 rpm 1000 rpm 1500 rpm None of the listed here 500 rpm ANSWER DOWNLOAD EXAMIANS APP
Alternators In an alternator, for a coil having a span of 2/3 of pole pitch, the coil span factor will be 0.707 0.6 0.866 0.2 0.707 0.6 0.866 0.2 ANSWER DOWNLOAD EXAMIANS APP
Alternators The frequency of emf generated in an 8-pole alternator running at 900 rpm is ______ 60 Hz 50 Hz 120 Hz None of the listed here 60 Hz 50 Hz 120 Hz None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Alternators The voltage regulation of an alternator for a pf of 0.8 lagging is _______at unity pf. The same as Smaller than None of the listed here Greater than The same as Smaller than None of the listed here Greater than ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS