AC Fundamentals, Circuit and Circuit Theory A sine wave has a frequency of 50 Hz. Its angular frequency is __________ radian/second. 100 n 25 JT 50 jt 5 n 100 n 25 JT 50 jt 5 n ANSWER DOWNLOAD EXAMIANS APP
AC Fundamentals, Circuit and Circuit Theory The series and parallel resonance on L-C circuit' differs in that Parallel resonance needs a low-resistance source for a sharp rise in line current Series resistance needs a low-resistance source for sharp rise in current Parallel resonance needs a low-resistance source for a sharp increase in impedance Series resonance needs a high-resistance source for sharp increase in current Parallel resonance needs a low-resistance source for a sharp rise in line current Series resistance needs a low-resistance source for sharp rise in current Parallel resonance needs a low-resistance source for a sharp increase in impedance Series resonance needs a high-resistance source for sharp increase in current ANSWER DOWNLOAD EXAMIANS APP
AC Fundamentals, Circuit and Circuit Theory In the case of an unsymmetrical alternating current the average value must always be taken over The quarter cycle The whole cycle The half cycle Unsymmetrical part of the wave form The quarter cycle The whole cycle The half cycle Unsymmetrical part of the wave form ANSWER DOWNLOAD EXAMIANS APP
AC Fundamentals, Circuit and Circuit Theory The effective resistance of an iron-cored choke working on ordinary supply frequency is more than its true resistance because of Iron loss in core Capacitive effect between adjacent coil turns Skin effect Increase in temperature Iron loss in core Capacitive effect between adjacent coil turns Skin effect Increase in temperature ANSWER DOWNLOAD EXAMIANS APP
AC Fundamentals, Circuit and Circuit Theory For a sine wave with peak value Imax the r.m.s. value is 0.707 0.5 Imax 0.9 1.414 Imax 0.707 0.5 Imax 0.9 1.414 Imax ANSWER DOWNLOAD EXAMIANS APP
AC Fundamentals, Circuit and Circuit Theory The best place to install a capacitor is Very near to inductive load Any of the listed here Across the terminals of the inductive load Far away from the inductive load Very near to inductive load Any of the listed here Across the terminals of the inductive load Far away from the inductive load ANSWER DOWNLOAD EXAMIANS APP
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