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Delmar's Standard Textbook of Electricity

Stephen L. Herman

Chapter 22

Resistive-Capacitive Parallel Circuits - all with Video Answers

Educators

Chapter Questions

00:57

Problem 1

When a capacitor and a resistor are connected in parallel, how many degrees out of phase are the current flow through the resistor and the current flow through the capacitor?

Khoobchandra Agrawal
Khoobchandra Agrawal
Numerade Educator
03:53

Problem 2

A capacitor and a resistor are connected in parallel to a $120-\mathrm{V}, 60-\mathrm{Hz}$ line. The resistor has a resistance of $40 \Omega$, and the capacitor has a capacitance of $132.6 \mu \mathrm{F}$. What is the total current flow through the circuit?

Vishal Gupta
Vishal Gupta
Numerade Educator
00:24

Problem 3

What is the impedance of the circuit in Question 2?

Donald Albin
Donald Albin
Numerade Educator
03:46

Problem 4

What is the power factor of the circuit in Question 2?

Anas Venkitta
Anas Venkitta
Numerade Educator

Problem 5

How many degrees out of phase are the current and voltage in Question 2?

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03:17

Problem 6

Refer to the formulas in Appendix B in the Resistive-Capacitive Parallel Circuits section. A resistor and capacitor are connected in parallel to a $208-\mathrm{V}, 60-\mathrm{Hz}$ power source. An ammeter indicates a total circuit current of 46 amps, and a wattmeter indicates a true power of $4975 \mathrm{~W}$. What is the resistance of the circuit?

Lucas Finney
Lucas Finney
Numerade Educator
01:34

Problem 7

What is the capacitance of the capacitor in Question 6?

Dading Chen
Dading Chen
Numerade Educator
01:44

Problem 8

A resistor and capacitor are connected in parallel to a $277-\mathrm{V}, 60-\mathrm{Hz}$ power source. The resistor has a value of $50 \Omega$ and the capacitor has a value of $40 \mu \mathrm{F}$. What is the circuit power factor?

Luis Mendoza
Luis Mendoza
Numerade Educator