Alternators In a cylindrical rotor how much portion of the rotor is wound? Full One third Two third Half Full One third Two third Half ANSWER DOWNLOAD EXAMIANS APP
Alternators In an alternator the armature reaction is mainly influenced by Total current drawn Speed of the alternator Short circuit ratio The power factor of the load Total current drawn Speed of the alternator Short circuit ratio The power factor of the load ANSWER DOWNLOAD EXAMIANS APP
Alternators The losses in an alternator are the same as in A rectifier None of the listed here A dc machine A transformer A rectifier None of the listed here A dc machine A transformer ANSWER DOWNLOAD EXAMIANS APP
Alternators If the excitation of an alternator operating in parallel with other alternators is decreased, its ______ None of the listed here Pf becomes more leading Pf becomes more lagging Output kW will change None of the listed here Pf becomes more leading Pf becomes more lagging Output kW will change ANSWER DOWNLOAD EXAMIANS APP
Alternators When load on an alternator is increased, the terminal voltage increases if the load pf is ______ Unity Leading Lagging Zero Unity Leading Lagging Zero ANSWER DOWNLOAD EXAMIANS APP
Alternators For producing an emf of given frequency, an alternator will run at greatest speed for _____ poles. 4 2 8 12 4 2 8 12 ANSWER DOWNLOAD EXAMIANS APP
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