AC Fundamentals, Circuit and Circuit Theory A heater is rated as 230 V, 10 kW, A.C. The value 230 V refers to R.m.s. voltage Average voltage Peak voltage None of the listed here R.m.s. voltage Average voltage Peak voltage None of the listed here ANSWER DOWNLOAD EXAMIANS APP
AC Fundamentals, Circuit and Circuit Theory Inductance of coil Becomes zero with the increase in supply frequency Increases with the increase in supply frequency Decreases with the increase in supply frequency Is unaffected by the supply frequency Becomes zero with the increase in supply frequency Increases with the increase in supply frequency Decreases with the increase in supply frequency Is unaffected by the supply frequency 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 50 jt 5 n 100 n 25 JT 50 jt 5 n ANSWER DOWNLOAD EXAMIANS APP
AC Fundamentals, Circuit and Circuit Theory The r.m.s. value of a sinusoidal A.C. current is equal to its value at an angle of ________ degrees. 45 30 60 90 45 30 60 90 ANSWER DOWNLOAD EXAMIANS APP
AC Fundamentals, Circuit and Circuit Theory The form factor is the ratio of Average value to r.m.s. value None of these r.m.s. value to average value Peak value to r.m.s. value Average value to r.m.s. value None of these r.m.s. value to average value Peak value to r.m.s. value ANSWER DOWNLOAD EXAMIANS APP
AC Fundamentals, Circuit and Circuit Theory In a loss-free R-L-C circuit the transient current is Non-oscillating Square wave Oscillating Sinusoidal Non-oscillating Square wave Oscillating Sinusoidal ANSWER DOWNLOAD EXAMIANS APP
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