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? Millman’s theorem. Norton’s theorem. Thevenin’s theorem. Superposition theorem. Millman’s theorem. Norton’s theorem. Thevenin’s theorem. Superposition theorem. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits A current of 4 A flows in an ac circuit when 100 V dc is applied to it whereas it takes 250 v ac to produce the same current the power factor of the circuit is 10. 0.85. 0.4. 1. 10. 0.85. 0.4. 1. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Total instantaneous power supplied by a 3 - φ AC supply to a balanced RL load is constant. pulsating with zero average. zero. pulsating with non zero average. constant. pulsating with zero average. zero. pulsating with non zero average. 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? RYB. YBR. BYR. RBY. RYB. YBR. BYR. RBY. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits A parallel plate capacitor contain there dielectric layers of 1, 2 and 3 respectively and thickness of dielectric layers are 0.2 mm, 0.3 mm and 0.4 mm respectively. If area of plate is 20 cm2. What is the value of capacitance? None of them. 36.6 pF. 30 pF. 32 pF. None of them. 36.6 pF. 30 pF. 32 pF. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits The life of a lead acid battery is expected to be 2 to 5 years. 1 year. 10 to 15 years. 6 months. 2 to 5 years. 1 year. 10 to 15 years. 6 months. ANSWER DOWNLOAD EXAMIANS APP
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