AC Fundamentals, Circuit and Circuit Theory The square waveform of current has following relation between r.m.s. value and average value. r.m.s. value is equal to average value None of these r.m.s. value of current is less than average value r.m.s. value of current is greater than average value r.m.s. value is equal to average value None of these r.m.s. value of current is less than average value r.m.s. value of current is greater than average value ANSWER DOWNLOAD EXAMIANS APP
AC Fundamentals, Circuit and Circuit Theory Ohm is unit of all of the following except Capacitive reactance Inductive reactance Capacitance Resistance Capacitive reactance Inductive reactance Capacitance Resistance ANSWER DOWNLOAD EXAMIANS APP
AC Fundamentals, Circuit and Circuit Theory Form factor for a sine wave is 0.707 1.11 0.637 1.414 0.707 1.11 0.637 1.414 ANSWER DOWNLOAD EXAMIANS APP
AC Fundamentals, Circuit and Circuit Theory The r.m.s. value of alternating current is given by steady (D.C.) current which when flowing through a given circuit for a given time produces The less heat than produced by A.C. flowing through the same circuit The more heat than produced by A.C. when flowing through the same circuit The same heat as produced by A.C. when flowing through the same circuit None of these The less heat than produced by A.C. flowing through the same circuit The more heat than produced by A.C. when flowing through the same circuit The same heat as produced by A.C. when flowing through the same circuit None of these ANSWER DOWNLOAD EXAMIANS APP
AC Fundamentals, Circuit and Circuit Theory The apparent power drawn by an A.C. circuit is 10 kVA and active power is 8 kW. The reactive power in the circuit is 10 kVAR 16 kVAR 8 kVAR 12 kVAR 10 kVAR 16 kVAR 8 kVAR 12 kVAR ANSWER DOWNLOAD EXAMIANS APP
AC Fundamentals, Circuit and Circuit Theory The time constant of the capacitance circuit is defined as the time during which voltage Rises to 38.6% of its final steady value Falls to 36.8% of its final steady value Rises to 63.2% of its final steady value None of these Rises to 38.6% of its final steady value Falls to 36.8% of its final steady value Rises to 63.2% of its final steady value None of these ANSWER DOWNLOAD EXAMIANS APP
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