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? RBY. YBR. RYB. BYR. RBY. YBR. RYB. BYR. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits R1 = 36 Ω and R2 = 75 Ω, each having tolerance of ±5% are connected in series. The value of resultant resistance is 111 ± 2.77 Ω. 111 ± 0 Ω. 111 ± 7.23 Ω. 111 ± 5.55 Ω. 111 ± 2.77 Ω. 111 ± 0 Ω. 111 ± 7.23 Ω. 111 ± 5.55 Ω. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits What is the relation between time period T and frequency? T = frequency. T = 1 / frequency. T = 0.5 / frequency. T = 0.85 / frequency. T = frequency. T = 1 / frequency. T = 0.5 / frequency. T = 0.85 / frequency. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits The energy stored by a capacitor is given by 1/2 CV2. 1/2 QV. Q2 / 2C. all of them. 1/2 CV2. 1/2 QV. Q2 / 2C. all of them. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits During charging, the electrolyte of a lead acid battery becomes diluted with water. there is no change in electrolyte. stronger. weaker. diluted with water. there is no change in electrolyte. stronger. weaker. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits In what connection we get neutral? Both A and B. Mesh. Delta. Star. Both A and B. Mesh. Delta. Star. ANSWER DOWNLOAD EXAMIANS APP
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