AC Fundamentals, Circuit and Circuit Theory The frequency of an alternating current is The number of cycles generated in one minute The number of electrons passing through a point in one second The number of waves passing through a point in one second The speed with which the alternator runs The number of cycles generated in one minute The number of electrons passing through a point in one second The number of waves passing through a point in one second The speed with which the alternator runs ANSWER DOWNLOAD EXAMIANS APP
AC Fundamentals, Circuit and Circuit Theory Form Factor is the ratio of Average value/peak value r.m.s. value/peak value r.m.s. value/average value Average value/r.m.s. value Average value/peak value r.m.s. value/peak value r.m.s. value/average value Average value/r.m.s. value ANSWER DOWNLOAD EXAMIANS APP
AC Fundamentals, Circuit and Circuit Theory In AC. circuits, laminated iron is invariably used in order to Reduce eddy current loss Make assembly cheap and easier Reduce circuit permeability Increase heat radiation Reduce eddy current loss Make assembly cheap and easier Reduce circuit permeability Increase heat radiation ANSWER DOWNLOAD EXAMIANS APP
AC Fundamentals, Circuit and Circuit Theory The safest value of current the human body can carry for more than 3 second is 5 mA 15 mA 4 mA 9 mA 5 mA 15 mA 4 mA 9 mA ANSWER DOWNLOAD EXAMIANS APP
AC Fundamentals, Circuit and Circuit Theory The frequency of domestic power supply in India is 50 Hz 250 Hz 200 Hz 150 Hz 50 Hz 250 Hz 200 Hz 150 Hz ANSWER DOWNLOAD EXAMIANS APP
AC Fundamentals, Circuit and Circuit Theory In a pure inductive circuit The current lags behind the voltage by 90° The current is in phase with the voltage The current leads the voltage by 90° The current can lead or lag by 90° The current lags behind the voltage by 90° The current is in phase with the voltage The current leads the voltage by 90° The current can lead or lag by 90° ANSWER DOWNLOAD EXAMIANS APP
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