AC Fundamentals, Circuit and Circuit Theory An A.C. voltage is impressed across a pure resistance of 3.5 ohms in parallel with a pure inductance of impedance of 3.5 ohms, The current through the resistance is less The current through the resistance is more Both resistance and inductance carry equal currents None of the listed here The current through the resistance is less The current through the resistance is more Both resistance and inductance carry equal currents None of the listed here ANSWER DOWNLOAD EXAMIANS APP
AC Fundamentals, Circuit and Circuit Theory The square waveform of current has following relation between r.m.s. value and average value. r.m.s. value of current is greater than average value None of these r.m.s. value is equal to average value r.m.s. value of current is less than average value r.m.s. value of current is greater than average value None of these r.m.s. value is equal to average value r.m.s. value of current is less than average value ANSWER DOWNLOAD EXAMIANS APP
AC Fundamentals, Circuit and Circuit Theory The r.m.s. value of pure cosine function is Zero Same as peak value 0.707 of peak value 0.5 of peak value Zero Same as peak value 0.707 of peak value 0.5 of peak value ANSWER DOWNLOAD EXAMIANS APP
AC Fundamentals, Circuit and Circuit Theory The peak value of a sine wave is 200 V. Its average value is 282.8 V 141.4 V 127.4 V 200 V 282.8 V 141.4 V 127.4 V 200 V ANSWER DOWNLOAD EXAMIANS APP
AC Fundamentals, Circuit and Circuit Theory In AC. circuits, laminated iron is invariably used in order to 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 Reduce eddy current loss ANSWER DOWNLOAD EXAMIANS APP
AC Fundamentals, Circuit and Circuit Theory Two waves of the same frequency have opposite phase when the phase angle between them is 360° 90° 180° 0° 360° 90° 180° 0° ANSWER DOWNLOAD EXAMIANS APP
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