AC Fundamentals, Circuit and Circuit Theory In R-L-C series resonant circuit magnitude of resonance frequency can be changed by changing the value of L only R only L or C C only L only R only L or C C only ANSWER DOWNLOAD EXAMIANS APP
AC Fundamentals, Circuit and Circuit Theory The phase difference between voltage and current wave through a circuit element is given as 30°. The essential condition is that Both waves must have identical peak values Both waves must have same frequency Both waves must have zero value at the same time None of the listed here Both waves must have identical peak values Both waves must have same frequency Both waves must have zero value at the same time None of the listed here ANSWER DOWNLOAD EXAMIANS APP
AC Fundamentals, Circuit and Circuit Theory In a sine wave the slope is constant No where Between 90° and 180° Between 0° and 90° Between 180° and 270° No where Between 90° and 180° Between 0° and 90° Between 180° and 270° ANSWER DOWNLOAD EXAMIANS APP
AC Fundamentals, Circuit and Circuit Theory If a sinusoidal wave has frequency of 50 Hz with 30 A r.m.s. current which of the following equation represents this wave? 84.84 sin 25 t 42.42 sin 314 t 30 sin 50 t 60 sin 25 t 84.84 sin 25 t 42.42 sin 314 t 30 sin 50 t 60 sin 25 t ANSWER DOWNLOAD EXAMIANS APP
AC Fundamentals, Circuit and Circuit Theory The double energy transient occur in the R-L circuit Purely inductive circuit R-L-C circuit R-C circuit R-L circuit Purely inductive circuit R-L-C circuit R-C circuit ANSWER DOWNLOAD EXAMIANS APP
AC Fundamentals, Circuit and Circuit Theory The period of a sine wave is ___________ seconds. Its frequency is 20 Hz 30 Hz 50 Hz 40 Hz 20 Hz 30 Hz 50 Hz 40 Hz ANSWER DOWNLOAD EXAMIANS APP
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