AC Fundamentals, Circuit and Circuit Theory A sine wave has a frequency of 50 Hz. Its angular frequency is __________ radian/second. 50 jt 25 JT 100 n 5 n 50 jt 25 JT 100 n 5 n ANSWER DOWNLOAD EXAMIANS APP
AC Fundamentals, Circuit and Circuit Theory In a sine wave the slope is constant No where Between 0° and 90° Between 90° and 180° Between 180° and 270° No where Between 0° and 90° Between 90° and 180° Between 180° and 270° 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 90% of the maximum value 50% of maximum value 25% of maximum value 63% of maximum value 90% of the maximum value 50% of maximum value 25% of maximum value 63% of maximum value ANSWER DOWNLOAD EXAMIANS APP
AC Fundamentals, Circuit and Circuit Theory If a sinusoidal wave has frequency of 50 Hz with 30 A r.m.s. current which of the following equation represents this wave? 42.42 sin 314 t 84.84 sin 25 t 60 sin 25 t 30 sin 50 t 42.42 sin 314 t 84.84 sin 25 t 60 sin 25 t 30 sin 50 t ANSWER DOWNLOAD EXAMIANS APP
AC Fundamentals, Circuit and Circuit Theory The peak value of a sine wave is 200 V. Its average value is 282.8 V 141.4 V 127.4 V 200 V 282.8 V 141.4 V 127.4 V 200 V ANSWER DOWNLOAD EXAMIANS APP
AC Fundamentals, Circuit and Circuit Theory In any A.C. circuit always Reactive power is more than actual power Apparent power is more than actual power Reactive power is more than apparent power Actual power is more than reactive power Reactive power is more than actual power Apparent power is more than actual power Reactive power is more than apparent power Actual power is more than reactive power ANSWER DOWNLOAD EXAMIANS APP
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