AC Fundamentals, Circuit and Circuit Theory Magnitude of current at resonance in R-L-C circuit Depends upon the magnitude of R, Land C Depends upon the magnitude of C Depends upon the magnitude of R Depends upon the magnitude of L Depends upon the magnitude of R, Land C Depends upon the magnitude of C Depends upon the magnitude of R Depends upon the magnitude of L ANSWER DOWNLOAD EXAMIANS APP
AC Fundamentals, Circuit and Circuit Theory For a frequency of 200 Hz, the time period will be 0.5 s 0.0005 s 0.05 s 0.005 s 0.5 s 0.0005 s 0.05 s 0.005 s ANSWER DOWNLOAD EXAMIANS APP
AC Fundamentals, Circuit and Circuit Theory For the same peak value which of the following wave will 'have the highest r.m.s. value? Sine wave Triangular wave Half wave rectified sine wave Square wave Sine wave Triangular wave Half wave rectified sine wave Square wave ANSWER DOWNLOAD EXAMIANS APP
AC Fundamentals, Circuit and Circuit Theory Skin effect occurs when a conductor carries current at _________ frequencies. Low Medium High Very low Low Medium High Very low ANSWER DOWNLOAD EXAMIANS APP
AC Fundamentals, Circuit and Circuit Theory In AC. circuits, laminated iron is invariably used in order to Reduce circuit permeability Reduce eddy current loss Increase heat radiation Make assembly cheap and easier Reduce circuit permeability Reduce eddy current loss Increase heat radiation Make assembly cheap and easier ANSWER DOWNLOAD EXAMIANS APP
AC Fundamentals, Circuit and Circuit Theory In a pure resistive circuit Current can lead or lag the voltage by 90° None of the listed here Current is in phase with the voltage Current lags behind the voltage by 90° Current can lead or lag the voltage by 90° None of the listed here Current is in phase with the voltage Current lags behind the voltage by 90° ANSWER DOWNLOAD EXAMIANS APP
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