AC Fundamentals, Circuit and Circuit Theory A heater is rated as 230 V, 10 kW, A.C. The value 230 V refers to Average voltage Peak voltage None of the listed here R.m.s. voltage Average voltage Peak voltage None of the listed here R.m.s. voltage ANSWER DOWNLOAD EXAMIANS APP
AC Fundamentals, Circuit and Circuit Theory The frequency of an alternating current is The speed with which the alternator runs The number of electrons passing through a point in one second The number of cycles generated in one minute The number of waves passing through a point in one second The speed with which the alternator runs The number of electrons passing through a point in one second The number of cycles generated in one minute The number of waves passing through a point in one second 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. 90 45 30 60 90 45 30 60 ANSWER DOWNLOAD EXAMIANS APP
AC Fundamentals, Circuit and Circuit Theory The form factor is the ratio of Peak value to r.m.s. value None of these r.m.s. value to average value Average value to r.m.s. value Peak value to r.m.s. value None of these r.m.s. value to average value Average value to r.m.s. value ANSWER DOWNLOAD EXAMIANS APP
AC Fundamentals, Circuit and Circuit Theory The phase difference between voltage and current wave through a circuit element is given as 30°. The essential condition is that Both waves must have zero value at the same time None of these Both waves must have same frequency Both waves must have identical peak values Both waves must have zero value at the same time None of these Both waves must have same frequency Both waves must have identical peak values ANSWER DOWNLOAD EXAMIANS APP
AC Fundamentals, Circuit and Circuit Theory The purpose of a parallel circuit resonance is to magnify Current Power Frequency Voltage Current Power Frequency Voltage ANSWER DOWNLOAD EXAMIANS APP
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