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Electrical Circuits SACA Prep Study
Guide with Complete Solutions
Total series resistance Formula - Answer✔️✔️-Rt = R1 + R2 + R3
Total Resistance in Parallel - Answer✔️✔️-Rt = 1/ (1/R1 + 1/R2 + 1/R3)
Voltage Calculation - Answer✔️✔️-E = I x R
Power calculation - Answer✔️✔️-P = I x E
Total power in a parallel circuit - Answer✔️✔️-P = I x E
Main line current calculation - Answer✔️✔️-I = I1 + I2 + I3
Total inductance - Answer✔️✔️-L = 1/ (1/L1 + 1/L2 + 1/L3)
Total inductive reactance - Answer✔️✔️-X = 2πfL
Total Capacitance - Answer✔️✔️-C = 1/ (1/C1 + 1/C2 + 1/C3)
Total Capacitive Reactance - Answer✔️✔️-C = 1/ 2πfX
Calculating RC time constant - Answer✔️✔️-T = R x C
Voltage Divider Circuit - Answer✔️✔️-R = RL/10
Transformer Ratio/Turns Ratio - Answer✔️✔️-TR = Np/Ns
Transformer Efficiency - Answer✔️✔️-Transformer Efficiency % = (Power
in/Power out) x 100
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Electrical Circuits SACA Prep Study
Guide with Complete Solutions
Total series resistance Formula - Answer✔️✔️-Rt = R1 + R2 + R3
Total Resistance in Parallel - Answer✔️✔️-Rt = 1/ (1/R1 + 1/R2 + 1/R3)
Voltage Calculation - Answer✔️✔️-E = I x R
Power calculation - Answer✔️✔️-P = I x E
Total power in a parallel circuit - Answer✔️✔️-P = I x E
Main line current calculation - Answer✔️✔️-I = I1 + I2 + I3
Total inductance - Answer✔️✔️-L = 1/ (1/L1 + 1/L2 + 1/L3)
Total inductive reactance - Answer✔️✔️-X = 2πfL
Total Capacitance - Answer✔️✔️-C = 1/ (1/C1 + 1/C2 + 1/C3)
Total Capacitive Reactance - Answer✔️✔️-C = 1/ 2πfX
Calculating RC time constant - Answer✔️✔️-T = R x C
Voltage Divider Circuit - Answer✔️✔️-R = RL/10
Transformer Ratio/Turns Ratio - Answer✔️✔️-TR = Np/Ns
Transformer Efficiency - Answer✔️✔️-Transformer Efficiency % = (Power
in/Power out) x 100
1
