Alternators An alternator coupled to which primemover will usually have the highest rotating speed? Steam engine Francis turbine Steam turbine Reciprocating diesel engine Steam engine Francis turbine Steam turbine Reciprocating diesel engine 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 Greater than Smaller than None of the listed here The same as Greater than Smaller than None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Alternators The salient pole construction for field structure of an alternator is generally used for ______ machine. 2-pole 4-pole None of the listed here 8-pole 2-pole 4-pole None of the listed here 8-pole ANSWER DOWNLOAD EXAMIANS APP
Alternators Which harmonic will be totally eliminate in an alternator by using a fractional pitch of 4/5 ? Third Fifth Ninth Seventh Third Fifth Ninth Seventh ANSWER DOWNLOAD EXAMIANS APP
Alternators The slip rings emplyod in a 3-phase alternator in hydro station are insulated for Extra high tension voltage Very low voltage Low voltage Full armature voltage Extra high tension voltage Very low voltage Low voltage Full armature voltage ANSWER DOWNLOAD EXAMIANS APP
Alternators When the speed of an alternator is reduced by half, the generated emf will become Twice One-fourth Four times Half Twice One-fourth Four times Half ANSWER DOWNLOAD EXAMIANS APP
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