Electric Circuits A circuit contains two unequal resistor in parallel heat losses in both are same. voltage drops across both are same. currents in both are same. voltage drops are according to their resistive value. heat losses in both are same. voltage drops across both are same. currents in both are same. voltage drops are according to their resistive value. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits A 230V, 50Hz voltage is applied to a coil having L = 5H and R = 2 Ohm in series with capacitance C. When the voltage across the coil is 400V, find the current in the circuit? 0.2547 A. 0.1578 A. 0.1465 A. 0.4583 A. 0.2547 A. 0.1578 A. 0.1465 A. 0.4583 A. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits In a series resonant circuit impedance is minimum. none of these. zero. maximum. minimum. none of these. zero. maximum. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits A capacitor having a capacitance of 40 μF is connected across 250 V DC source. The charging current will be least when capacitor is fully charged. initially. when capacitor is almost 25% charged. when capacitor is half charged. when capacitor is fully charged. initially. when capacitor is almost 25% charged. when capacitor is half charged. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits If a function is shifted by 'T', then it is correctly represented as f (t) u (t-T). f (t-T) u (t). f (t) u (t). f (t-T) u (t-T). f (t) u (t-T). f (t-T) u (t). f (t) u (t). f (t-T) u (t-T). ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Three capacitors each of capacity C are given. The resultant capacity (2/3) C can obtained by using them all in series. all in parallel. two in parallel and third in series with this combination. two in series and third in parallel across this combination. all in series. all in parallel. two in parallel and third in series with this combination. two in series and third in parallel across this combination. ANSWER DOWNLOAD EXAMIANS APP