NCCER Electrical Level 1 Mod 4 Electrical Theory Questions And Answers

NCCER Electrical Level 1 Mod 4 Electrical Theory Questions And Answers
Which of the following is true regarding a series circuit? - ANS-✔✔The current flow is the same through
all resistors.



Which of the following is true regarding a parallel circuit? - ANS-✔✔It has more than one path for
current to flow.



Which of the following is true regarding a series-parallel circuit? - ANS-✔✔If a circuit is reduced to an
equivalent series circuit, the total resistance is found by adding the loads.



Two branches of a circuit (R1 and R2) across a 120V power line draw a total line current of 30A. Branch
R1 takes 15A. What is the current I2 in branch R2? - ANS-✔✔15A



Who stated that the current entering a point must equal the total current leaving that point? - ANS-✔✔
Kirchoff



In a circuit with an applied voltage of 10V and voltage drops of E1 = 2V, E2 = 5V, and E3 = ?, the value of
E3 must be____________. - ANS-✔✔3V



You can use Ohm's law to find the value of each branch current in a parallel circuit. - ANS-✔✔True



Find the total resistance in a series circuit with three resistances of 100Ω, 20Ω, and 30Ω. - ANS-✔✔60



In a parallel circuit, the voltage across each path is equal to the _____________. - ANS-✔✔applied
voltage