AC Fundamentals, Circuit and Circuit Theory The phosphors for which of the following pair are 180° out of phase for VL, VC and VR? VL and VR VC and VR None of these VC and VL VL and VR VC and VR None of these VC and VL 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 None of the listed here Both waves must have zero value at the same time Both waves must have same frequency Both waves must have identical peak values None of the listed here Both waves must have zero value at the same time Both waves must have same frequency 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 Square wave Half wave rectified sine wave Triangular wave Sine wave Square wave Half wave rectified sine wave Triangular wave ANSWER DOWNLOAD EXAMIANS APP
AC Fundamentals, Circuit and Circuit Theory The power consumed in a circuit element will be least when the phase difference between the current and voltage is 60° 90° 180° 30° 60° 90° 180° 30° ANSWER DOWNLOAD EXAMIANS APP
AC Fundamentals, Circuit and Circuit Theory The peak value of a sine wave is 200 V. Its average value is 200 V 282.8 V 141.4 V 127.4 V 200 V 282.8 V 141.4 V 127.4 V ANSWER DOWNLOAD EXAMIANS APP
AC Fundamentals, Circuit and Circuit Theory Which of the following coil will have large resonant frequency? A coil with large distributed capacitance A coil with large resistance A coil with low distributed capacitance A coil with low resistance A coil with large distributed capacitance A coil with large resistance A coil with low distributed capacitance A coil with low resistance ANSWER DOWNLOAD EXAMIANS APP
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