Delmars Unit 23 Resistive questions and answers already solved 2024

Delmars Unit 23 Resistive-Inductive-
Capacitive Series Circuits
An RLC series circuit is powered by a 120-V, 60-Hz supply. It contains an
inductor that has an inductive reactance of 50 Ω and a wire resistance of 10
Ω. What is the inductance of the inductor?
0.335 H
0.259 H
0.133 H
0.0265 H - correct answer ✔0.133 H


Which of these formulas would be used to determine the resonant value of
inductance? - correct answer ✔L=


When calculating resonant frequency, in what units is capacitance measured?
henrys
picofarads
farads
hertz - correct answer ✔farads


Because inductive and reactance and capacitive reactance are 180° out of
phase with each other in an RLC series circuit, mathematical addition must be
used to find their sum.
False
True - correct answer ✔False


Which of these formulas would be used to determine resonant frequency? -
correct answer ✔FR =

, When determining bandwidth, what does Q represent?
quality of the capacitor
quality of frequency
quality of bandwidth
quality of bandwidth - correct answer ✔quality of bandwidth


Inductive and capacitive reactance _______ each other at resonance.
attract
cancel
detract
add - correct answer ✔cancel


When using vector addition for inductive reactance and capacitive reactance,
the larger value is reduced by the amount of the smaller value.
False
True - correct answer ✔True


Because inductive reactance and capacitive reactance are _____ out of
phase with each other, they subtract from each other in an AC circuit.
180°
90° - correct answer ✔180°


25. Because inductive reactance and capacitive reactance are 180° degrees
out of phase with each other, they __________from each other in an AC
circuit.
divide