Alternators Alternators, now a days, are designed to have poor regulation because It reduces the construction cost None of the listed here It limits the value of short circuit current We employ automatic voltage regulators It reduces the construction cost None of the listed here It limits the value of short circuit current We employ automatic voltage regulators ANSWER DOWNLOAD EXAMIANS APP
Alternators The losses in an alternator are the same as in None of the listed here A transformer A rectifier A dc machine None of the listed here A transformer A rectifier A dc machine ANSWER DOWNLOAD EXAMIANS APP
Alternators If the lagging load pf of an alternator is decreased, the demagnetising effect of armature reaction _______ None of the listed here Is decreased Remains the same Is increased None of the listed here Is decreased Remains the same Is increased ANSWER DOWNLOAD EXAMIANS APP
Alternators Turbo alternators have rotors of _______ Large diameter and small axial length Same diameter and axial length Large diameter and long axial length Small diameter and long axial length Large diameter and small axial length Same diameter and axial length Large diameter and long axial length Small diameter and long axial length ANSWER DOWNLOAD EXAMIANS APP
Alternators The synchronous reactance of an alternator is generally _______ armature resistance. 10 to 100 times greater than 5 times greater than 5 times smaller than 10 times smaller than 10 to 100 times greater than 5 times greater than 5 times smaller than 10 times smaller than ANSWER DOWNLOAD EXAMIANS APP
Alternators The voltage regulation of an alternator depends on Both load current and pf Power factor only None of the listed here Load current only Both load current and pf Power factor only None of the listed here Load current only ANSWER DOWNLOAD EXAMIANS APP
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