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? BYR. RYB. YBR. RBY. BYR. RYB. YBR. RBY. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits The electrical resistance of human body is around 5 ohms. 250 ohms. 1000 ohms. 25 ohms. 5 ohms. 250 ohms. 1000 ohms. 25 ohms. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits A current in a circuit is given by, If the current flows through the 5 Ω resistor, find power dissipated at t = 0? 10 Watts. 40 Watts. 20 Watts. 15 Watts. 10 Watts. 40 Watts. 20 Watts. 15 Watts. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits The Norton equivalent of a network is given as IN = 4A and RN = 2 Ohm. When this circuit is connected across a 2 Ohm load, the current through the load is 0 A. 1 A. 2 A. 4 A. 0 A. 1 A. 2 A. 4 A. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits What is meant by the rate of flow of an electric charge? Electric resistance. Electric current. None of these Electric potential. Electric resistance. Electric current. None of these Electric potential. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits The common voltage across parallel branches with different voltage sources can be determined by the relation V = (V1 / R1 + V2 / R2 + V3 / R3) / (1 / R1 + 1 / R2 +1 / R3 .....) The statement is associated with which theorem? Thevenin’s theorem. Superposition theorem. Norton’s theorem. Millman’s theorem. Thevenin’s theorem. Superposition theorem. Norton’s theorem. Millman’s theorem. ANSWER DOWNLOAD EXAMIANS APP
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