AC Fundamentals, Circuit and Circuit Theory Which of the following circuit component opposes the change in the circuit voltage ? Capacitance Inductance Conductance Resistance Capacitance Inductance Conductance Resistance ANSWER DOWNLOAD EXAMIANS APP
AC Fundamentals, Circuit and Circuit Theory The product of apparent power and cosine of the phase angle between circuit voltage and current is True power Reactive power Volt-amperes Instantaneous power True power Reactive power Volt-amperes Instantaneous power ANSWER DOWNLOAD EXAMIANS APP
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 5 n 50 jt 100 n 25 JT 5 n 50 jt ANSWER DOWNLOAD EXAMIANS APP
AC Fundamentals, Circuit and Circuit Theory Pure inductive circuit None of the listed here Takes power from the line during some part of the cycle and then returns back to it during other part of the cycle Does not take power at all from a line Consumes some power on average None of the listed here Takes power from the line during some part of the cycle and then returns back to it during other part of the cycle Does not take power at all from a line Consumes some power on average ANSWER DOWNLOAD EXAMIANS APP
AC Fundamentals, Circuit and Circuit Theory The r.m.s. value and mean value is the same in the case of Triangular wave Half wave rectified sine wave Square wave Sine wave Triangular wave Half wave rectified sine wave Square wave Sine wave ANSWER DOWNLOAD EXAMIANS APP
AC Fundamentals, Circuit and Circuit Theory The r.m.s. value of pure cosine function is 0.5 of peak value Same as peak value 0.707 of peak value Zero 0.5 of peak value Same as peak value 0.707 of peak value Zero ANSWER DOWNLOAD EXAMIANS APP
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