AC Fundamentals, Circuit and Circuit Theory In a pure inductive circuit if the supply frequency is reduced to 1/2, the current will Be reduced to one fourth Be doubled Be reduced by half Be four times as high Be reduced to one fourth Be doubled Be reduced by half Be four times as high ANSWER DOWNLOAD EXAMIANS APP
AC Fundamentals, Circuit and Circuit Theory Ohm is unit of all of the following except Inductive reactance Capacitance Capacitive reactance Resistance Inductive reactance Capacitance Capacitive reactance Resistance ANSWER DOWNLOAD EXAMIANS APP
AC Fundamentals, Circuit and Circuit Theory For a sine wave with peak value Emax ___________ the average value is 0.707 Emax None of the listed here 0.434 Emax 0.636 Emax 0.707 Emax None of the listed here 0.434 Emax 0.636 Emax ANSWER DOWNLOAD EXAMIANS APP
AC Fundamentals, Circuit and Circuit Theory Which of the following waves has the highest value of peak factor ? Triangular wave Square wave Sine wave Half wave rectified sine wave Triangular wave Square wave Sine wave Half wave rectified sine wave ANSWER DOWNLOAD EXAMIANS APP
AC Fundamentals, Circuit and Circuit Theory In series resonant circuit, increasing inductance to its twice value and reducing capacitance to its half value Will change the impedance at resonance frequency Will change the resonance frequency Will increase the selectivity of the circuit Will change the maximum value of current at resonance Will change the impedance at resonance frequency Will change the resonance frequency Will increase the selectivity of the circuit Will change the maximum value of current at resonance ANSWER DOWNLOAD EXAMIANS APP
AC Fundamentals, Circuit and Circuit Theory Which of the following statements pertains to resistors only? Can dissipate considerable amount of power Oppose sudden changes in voltage Connecting them in parallel increases the total value Can act as energy storage devices Can dissipate considerable amount of power Oppose sudden changes in voltage Connecting them in parallel increases the total value Can act as energy storage devices ANSWER DOWNLOAD EXAMIANS APP
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