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 R.m.s. voltage None of the listed here Peak voltage Average voltage R.m.s. voltage None of the listed here Peak voltage ANSWER DOWNLOAD EXAMIANS APP
AC Fundamentals, Circuit and Circuit Theory In a sine wave the slope is constant Between 90° and 180° No where Between 0° and 90° Between 180° and 270° Between 90° and 180° No where Between 0° and 90° Between 180° and 270° ANSWER DOWNLOAD EXAMIANS APP
AC Fundamentals, Circuit and Circuit Theory Time constant of an inductive circuit Increases with decrease of inductance and increase of resistance Increases with increase of inductance and decrease of resistance Increases with the decrease of inductance and decrease of resistance Increases with the increase of inductance and the increase of resistance Increases with decrease of inductance and increase of resistance Increases with increase of inductance and decrease of resistance Increases with the decrease of inductance and decrease of resistance Increases with the increase of inductance and the increase of resistance ANSWER DOWNLOAD EXAMIANS APP
AC Fundamentals, Circuit and Circuit Theory The r.m.s. value and mean value is the same in the case of Sine wave Square wave Half wave rectified sine wave Triangular wave Sine wave Square wave Half wave rectified sine wave Triangular wave 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 Both waves must have same frequency None of these Both waves must have identical peak values Both waves must have zero value at the same time Both waves must have same frequency None of these Both waves must have identical peak values ANSWER DOWNLOAD EXAMIANS APP
AC Fundamentals, Circuit and Circuit Theory Inductance of coil Is unaffected by the supply frequency Decreases with the increase in supply frequency Becomes zero with the increase in supply frequency Increases with the increase in supply frequency Is unaffected by the supply frequency Decreases with the increase in supply frequency Becomes zero with the increase in supply frequency Increases with the increase in supply frequency ANSWER DOWNLOAD EXAMIANS APP
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