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. 0.1578 A. 0.1465 A. 0.2547 A. 0.4583 A. 0.1578 A. 0.1465 A. 0.2547 A. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Three resistances have the following ratings 150 Ω at 5 %, 100 Ω at 5 % and 200 Ω at 5 % respectively. The percentage error when all the three are connected in series will be + 8 %. + 5 %. + 7 %. + 6 %. + 8 %. + 5 %. + 7 %. + 6 %. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Find the Z parameters of the circuit shown in figure. Z11 = 3; Z12 = 1; Z21 = 1; Z22 = 3 Z11 = 2; Z12 = 1; Z21 = 1; Z22 = 2 Z11 = 3; Z12 = 3; Z21 = 3; Z22 = 3 Z11 = 1; Z12 = 1; Z21 = 1; Z22 = 1 Z11 = 3; Z12 = 1; Z21 = 1; Z22 = 3 Z11 = 2; Z12 = 1; Z21 = 1; Z22 = 2 Z11 = 3; Z12 = 3; Z21 = 3; Z22 = 3 Z11 = 1; Z12 = 1; Z21 = 1; Z22 = 1 ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Which material has extremely large resistance? Insulator Conductor Semiconductor None of these Insulator Conductor Semiconductor None of these ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits The resistance of a strip of copper of rectangular cross section is 2 Ω. A metal of resistivity twice that of a copper is coated on its upper surface to a thickness equal to that of copper strip. The resistance of composite strip will be 3 / 2 Ω. 3 / 4 Ω. 4 / 3 Ω. 6 Ω. 3 / 2 Ω. 3 / 4 Ω. 4 / 3 Ω. 6 Ω. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits To obtain high efficiency, network is designed with which of the following? Low Q factor Zero Q factor High Q factor Unity Q factor Low Q factor Zero Q factor High Q factor Unity Q factor ANSWER DOWNLOAD EXAMIANS APP