Alternators Majority of the alternators are Two phase Three phase None of the listed here Single phase Two phase Three phase None of the listed here Single phase ANSWER DOWNLOAD EXAMIANS APP
Alternators The magnitude of emf generated by an alternators depends on ______ All of the listed here Rotor speed Flux per pole Number of poles All of the listed here Rotor speed Flux per pole Number of poles ANSWER DOWNLOAD EXAMIANS APP
Alternators Alternators, now a days, are designed to have poor regulation because It reduces the construction cost We employ automatic voltage regulators None of the listed here It limits the value of short circuit current It reduces the construction cost We employ automatic voltage regulators None of the listed here It limits the value of short circuit current ANSWER DOWNLOAD EXAMIANS APP
Alternators The frequency of the system with which several alternators are paralleled can be increased of by simultaneously _______ of all generators. Increasing the field excitation Decreasing the speed of prime movers Increasing the speed of prime movers Decreasing the field excitation Increasing the field excitation Decreasing the speed of prime movers Increasing the speed of prime movers Decreasing the field excitation ANSWER DOWNLOAD EXAMIANS APP
Alternators Turbo alternator are generally used to run at 3000 rpm 15000 rpm 5000 rpm 1500 rpm 3000 rpm 15000 rpm 5000 rpm 1500 rpm ANSWER DOWNLOAD EXAMIANS APP
Alternators In an alternator, the armature reaction will be completely magnetizing in case the load power factor is 0.866 Zero lagging Zero leading Unity 0.866 Zero lagging Zero leading Unity ANSWER DOWNLOAD EXAMIANS APP
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