b2. answer #2 TEST YOURSELF1. A capacitor is connected to a 120-V, 60-Hz supply parallel with a coil with L = 6.63 mH andR = 5. Determine the capacitance value at which the current drawn from the supply is in phasewith the voltage.2. Determine the active and reactive components of the current drawn by a series circuitconsisting of a 1-H coil with 10-ohm resistance and a 150-µF capacitor connected to a 220-V,60-Hz supply mains. Determine the value of the capacitor that must be connected in parallelwith the above series circuit for the circuit's power factor to be unity.3. A 220-V sinusoidal generator drives a parallel section consisting of a 5-µF capacitor in parallelwith a coil with resistance and inductance of 20 ohms and 10 mH, respectively, at its resonancefrequency. Determine the resonance frequency.4. A current source with a source resistance of 50-k is used to power a tank circuit. The tankcircuit having a 50-nF capacitor is connected in parallel with a coil with inductance andresistance of 30-mH and 100-22, respectively. Determine the values of (a) fr and (b) Qcoil.

Note: The current and voltage will be in same phase in R Load Current lag voltage in inductive load…

2. Determine the active and reactive components of the current drawn by a series circuit consisting of a 1-H coil with 10-ohm resistance and a 150-µF capacitor connected to a 220-V, 60-Hz supply mains. Determine the value of the capacitor that must be connected in parallel

2. Determine the active and reactive components of the current drawn by a series circuit consisting of a 1-H coil with 10-ohm resistance and a 150-µF capacitor connected to a 220-V, 60-Hz supply mains. Determine the value of the capacitor that must be connected in parallel

Introductory Circuit Analysis (13th Edition)

13th Edition

ISBN:9780133923605

Author:Robert L. Boylestad

Publisher:Robert L. Boylestad

Chapter1: Introduction

Section: Chapter Questions

Problem 1P: Visit your local library (at school or home) and describe the extent to which it provides literature...

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Concept explainers

Capacitor

The capacitor is an element used to store electrical energy in the electrical field. A capacitor is a form of passive energy.

Question

b2. answer #2

TEST YOURSELF
1. A capacitor is connected to a 120-V, 60-Hz supply parallel with a coil with L = 6.63 mH and
R = 5. Determine the capacitance value at which the current drawn from the supply is in phase
with the voltage.
2. Determine the active and reactive components of the current drawn by a series circuit
consisting of a 1-H coil with 10-ohm resistance and a 150-µF capacitor connected to a 220-V,
60-Hz supply mains. Determine the value of the capacitor that must be connected in parallel
with the above series circuit for the circuit's power factor to be unity.
3. A 220-V sinusoidal generator drives a parallel section consisting of a 5-µF capacitor in parallel
with a coil with resistance and inductance of 20 ohms and 10 mH, respectively, at its resonance
frequency. Determine the resonance frequency.
4. A current source with a source resistance of 50-k is used to power a tank circuit. The tank
circuit having a 50-nF capacitor is connected in parallel with a coil with inductance and
resistance of 30-mH and 100-22, respectively. Determine the values of (a) fr and (b) Qcoil.

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