AC Fundamentals, Circuit and Circuit Theory In a sine wave the slope is constant Between 90° and 180° Between 180° and 270° No where Between 0° and 90° Between 90° and 180° Between 180° and 270° No where Between 0° and 90° ANSWER DOWNLOAD EXAMIANS APP
AC Fundamentals, Circuit and Circuit Theory Capacitors for power factor correction are rated in kVAR kV kVA kW kVAR kV kVA kW ANSWER DOWNLOAD EXAMIANS APP
AC Fundamentals, Circuit and Circuit Theory Which of the following waves has the highest value of peak factor ? Sine wave Triangular wave Square wave Half wave rectified sine wave Sine wave Triangular wave Square wave Half wave rectified sine wave ANSWER DOWNLOAD EXAMIANS APP
AC Fundamentals, Circuit and Circuit Theory Time constant of a circuit is the time in seconds taken after the application of voltage to each 25% of maximum value 90% of the maximum value 63% of maximum value 50% of maximum value 25% of maximum value 90% of the maximum value 63% of maximum value 50% of maximum value 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 increase the selectivity of the circuit Will change the resonance frequency Will change the maximum value of current at resonance Will change the impedance at resonance frequency Will increase the selectivity of the circuit Will change the resonance frequency Will change the maximum value of current at resonance Will change the impedance at resonance frequency ANSWER DOWNLOAD EXAMIANS APP
AC Fundamentals, Circuit and Circuit Theory Capacitive reactance is more when Capacitance is less and frequency of supply is more Capacitance is more and frequency of supply is less Capacitance is more and frequency of supply is more Capacitance is less and frequency of supply is less Capacitance is less and frequency of supply is more Capacitance is more and frequency of supply is less Capacitance is more and frequency of supply is more Capacitance is less and frequency of supply is less ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS