Homework Help is Here – Start Your Trial Now!
Engineering
Electrical Engineering
In household wiring, usually 12-gauge copper wire (diameter 12 mm) is used. A light bulb is connected to power supply through such a wire. A 5 -Ampere current runs through the wire and the light bulb. a. What is the resistance of 50-meter length of the wire? b. How many electrons pass through the light bulb each second? c. What is the current density in the wire?

In household wiring, usually 12-gauge copper wire (diameter 12 mm) is used. A light bulb is connected to power supply through such a wire. A 5 -Ampere current runs through the wire and the light bulb. a. What is the resistance of 50-meter length of the wire? b. How many electrons pass through the light bulb each second? c. What is the current density in the wire?

Introductory Circuit Analysis (13th Edition)
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...
See similar textbooks
icon
Related questions
Question

3. Fast help needed to answer this Engineeing question. Check image.

 

Postive feedback for right answer :)

In household wiring, usually 12-gauge copper wire (diameter 12 mm) is used. A light bulb is connected to power supply through such a wire. A 5-Ampere current runs through the wire and the light bulb. a. What is the resistance of 50-meter length of the wire? b. How many electrons pass through the light bulb each second? c. What is the current density in the wire? Room Temp values Substance Sabstance P(0-m) Conductors Metals Semiconductors Pare artn graphise Pure geman Pure sic Silver Copper Aluanum lnsalaters Naher Steel Leat Menu Manganin (Cu XA Ma 14 N45 (stantan (GM N Yi C Aleys Quatzfess saiter TABLE 31-2. Values of the Resistivity and the Temperature Coefficient for Various Substances SUBSTANCE e (2- m) (deg ) Conductors: P (at 0 C) a (0 C-100- C) Ag Cu 1.47 x 10 1.56 x 10 4 263 x 10 6.38 x 10 8.85 x 10 9.83 x 10 . 4.8 x 10 49x 10 " 1.1 x 10 * 41 x 10- 4.3 x 10- 44 x 10- 6.6 x 10 6.5 x 10 3.9 x 10- 2x 10 1 x 10 4 x 10 Al metals Ni Fe Pt Manganin alloys Constantan Nichrome Semiconductors: p (at 20 C) a (at 20 C) C 3.5 x 10 0.45 -5 x 10 -48 x 10 -7.5 x 10 pure Ge Si 640 Insulators: e (at 20 C) Amber Glass Lucite Quartz Sulfur 5 x 10 10 -1014 103 7.5 x 10 10 10-10 Wood acer
Transcribed Image Text:In household wiring, usually 12-gauge copper wire (diameter 12 mm) is used. A light bulb is connected to power supply through such a wire. A 5-Ampere current runs through the wire and the light bulb. a. What is the resistance of 50-meter length of the wire? b. How many electrons pass through the light bulb each second? c. What is the current density in the wire? Room Temp values Substance Sabstance P(0-m) Conductors Metals Semiconductors Pare artn graphise Pure geman Pure sic Silver Copper Aluanum lnsalaters Naher Steel Leat Menu Manganin (Cu XA Ma 14 N45 (stantan (GM N Yi C Aleys Quatzfess saiter TABLE 31-2. Values of the Resistivity and the Temperature Coefficient for Various Substances SUBSTANCE e (2- m) (deg ) Conductors: P (at 0 C) a (0 C-100- C) Ag Cu 1.47 x 10 1.56 x 10 4 263 x 10 6.38 x 10 8.85 x 10 9.83 x 10 . 4.8 x 10 49x 10 " 1.1 x 10 * 41 x 10- 4.3 x 10- 44 x 10- 6.6 x 10 6.5 x 10 3.9 x 10- 2x 10 1 x 10 4 x 10 Al metals Ni Fe Pt Manganin alloys Constantan Nichrome Semiconductors: p (at 20 C) a (at 20 C) C 3.5 x 10 0.45 -5 x 10 -48 x 10 -7.5 x 10 pure Ge Si 640 Insulators: e (at 20 C) Amber Glass Lucite Quartz Sulfur 5 x 10 10 -1014 103 7.5 x 10 10 10-10 Wood acer
Expert Solution
steps

Step by step

Solved in 2 steps

SEE SOLUTIONCheck out a sample Q&A here
Blurred answer
Knowledge Booster
Dielectric breakdown
Learn more about
Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, electrical-engineering and related others by exploring similar questions and additional content below.
Similar questions
Recommended textbooks for you
Introductory Circuit Analysis (13th Edition)
Introductory Circuit Analysis (13th Edition)
Electrical Engineering
ISBN:
9780133923605
Author:
Robert L. Boylestad
Publisher:
PEARSON
Delmar's Standard Textbook Of Electricity
Delmar's Standard Textbook Of Electricity
Electrical Engineering
ISBN:
9781337900348
Author:
Stephen L. Herman
Publisher:
Cengage Learning
Programmable Logic Controllers
Programmable Logic Controllers
Electrical Engineering
ISBN:
9780073373843
Author:
Frank D. Petruzella
Publisher:
McGraw-Hill Education
Fundamentals of Electric Circuits
Fundamentals of Electric Circuits
Electrical Engineering
ISBN:
9780078028229
Author:
Charles K Alexander, Matthew Sadiku
Publisher:
McGraw-Hill Education
Electric Circuits. (11th Edition)
Electric Circuits. (11th Edition)
Electrical Engineering
ISBN:
9780134746968
Author:
James W. Nilsson, Susan Riedel
Publisher:
PEARSON
Engineering Electromagnetics
Engineering Electromagnetics
Electrical Engineering
ISBN:
9780078028151
Author:
Hayt, William H. (william Hart), Jr, BUCK, John A.
Publisher:
Mcgraw-hill Education,
SEE MORE TEXTBOOKS