Electric Circuits A capacitor has a capacitance of 6 μF. Calculate the stored energy in it if a DC voltage of 100 V, is applied across it? 2.5 × 102 joules. 3 × 102 joules. 4 × 102 joules. 6 × 102 joules. 2.5 × 102 joules. 3 × 102 joules. 4 × 102 joules. 6 × 102 joules. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits If P is the power of a star connected system then what will be power of an equivalent delta connected system? 3P P/3 None of these P 3P P/3 None of these P ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Phase voltages of a star connected alternator are ER = 240∠0o V, EY = 240∠-120o V and EB = 240∠ + 120o V. What is the phase sequence of the system? YBR. BYR. RBY. RYB. YBR. BYR. RBY. RYB. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits In RL series circuit R=2Ω and L=2mH. What is the value of time constant? 2msec 1msec 4msec 100sec 2msec 1msec 4msec 100sec 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? 0.4583 A. 0.2547 A. 0.1465 A. 0.1578 A. 0.4583 A. 0.2547 A. 0.1465 A. 0.1578 A. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits In a lead acid cell PbSO4 formed during both during charging as well as discharging. charging only. discharging only. neither during charging nor discharging. both during charging as well as discharging. charging only. discharging only. neither during charging nor discharging. ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS