Alternators A lower voltage alternator, for the same power rating, will be More efficient More costly Operating at high rpm Larger in size More efficient More costly Operating at high rpm Larger in size ANSWER DOWNLOAD EXAMIANS APP
Alternators The frequency of emf generated in an 8-pole alternator running at 900 rpm is ______ 120 Hz 60 Hz 50 Hz None of the listed here 120 Hz 60 Hz 50 Hz None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Alternators Alternators, now a days, are designed to have poor regulation because We employ automatic voltage regulators It limits the value of short circuit current It reduces the construction cost None of the listed here We employ automatic voltage regulators It limits the value of short circuit current It reduces the construction cost None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Alternators The stator of an alternator rarely uses _____slots. Semi-closed type Closed type None of the listed here Wide open type Semi-closed type Closed type None of the listed here Wide open type ANSWER DOWNLOAD EXAMIANS APP
Alternators Voltage regulation of an alternator is usually Much lower than that of power transformer None of the listed here Much higher than that of a power transformer Equal to that of power transformer Much lower than that of power transformer None of the listed here Much higher than that of a power transformer Equal to that of power transformer ANSWER DOWNLOAD EXAMIANS APP
Alternators The voltage regulation of an alternator depends on Power factor only Load current only Both load current and pf None of the listed here Power factor only Load current only Both load current and pf None of the listed here ANSWER DOWNLOAD EXAMIANS APP
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