College Physics: A Strategic Approach (3rd Edition)
3rd Edition
ISBN: 9780321879721
Author: Randall D. Knight (Professor Emeritus), Brian Jones, Stuart Field
Publisher: PEARSON
expand_more
expand_more
format_list_bulleted
Textbook Question
Chapter 22, Problem 28P
The aluminum wire in a high-voltage transmission line is 2.7 cm in diameter. It is designed to carry a current of 1100 A. What is the voltage drop across a 37-km-long segment of this power line?
Expert Solution & Answer
Want to see the full answer?
Check out a sample textbook solutionStudents have asked these similar questions
A power transmission line is hung from metal towers with glass insulators having a resistance of 1.00×109 Ω . What current flows through the insulator if the voltage is 200 kV?(Some high-voltage lines are DC.)
A rear window defroster consists of a long, flat wire bonded to the inside surface of the window. When current passes through the wire, it heats up and melts ice and snow on the window. For one window the wire has a total length of 12.2 m, a width of 1.8 mm, and a thickness of 0.11 mm. The wire is connected to the car’s 12.0 V battery and draws 7.5 A. What is the resistivity of the wire material?
A defibrillator sends a 6.5 A current through the chest of a patient by applying a 9500 V
voltage as in the figure.
What is the resistance of the path in ko?
R =
e-
-ai+²
Chapter 22 Solutions
College Physics: A Strategic Approach (3rd Edition)
Ch. 22 - What causes electrons to move through a wire as a...Ch. 22 - All wires in Figure Q22.519 are made of the same...Ch. 22 - A wire carries a 4 A current. What is the current...Ch. 22 - Prob. 7CQCh. 22 - Cells in the nervous system have a potential...Ch. 22 - a. Which directionclockwise or...Ch. 22 - Prob. 10CQCh. 22 - The wires in Figure Q22.11 are all made of the...Ch. 22 - The two circuits in Figure Q22.12 use identical...Ch. 22 - The two circuits in Figure Q22.13 use identical...
Ch. 22 - Rank in order, from largest to smallest, the...Ch. 22 - The circuit in Figure Q22.16 has three batteries...Ch. 22 - When lightning strikes the ground, it generates a...Ch. 22 - One way to find out if a wire has corroded is to...Ch. 22 - Over time, atoms boil off the hot filament in an...Ch. 22 - Rank in order, from largest to smallest, the...Ch. 22 - A 100 W lightbulb is brighter than a 60 W...Ch. 22 - Lightbulbs are typically rated by their power...Ch. 22 - Lightbulbs are typically rated by their power...Ch. 22 - A copper wire is stretched so that its length...Ch. 22 - The potential difference across a length of wire...Ch. 22 - A stereo amplifier creates a 5.0 V potential...Ch. 22 - A resistor connected to a 3.0 V battery dissipates...Ch. 22 - If a 1.5 V battery stores 5.0 kJ of energy (a...Ch. 22 - Figure Q22.29 shows a side view of a wire of...Ch. 22 - A person gains weight by adding fatand therefore...Ch. 22 - The current in an electric hair dryer is 10 A. How...Ch. 22 - 2.0 1013 electrons flow through a transistor in...Ch. 22 - Three wires meet at a junction. Wire 1 has a...Ch. 22 - When a nerve cell depolarizes, charge is...Ch. 22 - A wire carries a 15 A current. How many electrons...Ch. 22 - In a typical lightning strike, 2.5 C flows from...Ch. 22 - A capacitor is charged to 6.0 104 C, then...Ch. 22 - In an ionic solution, 5.0 1015 positive ions with...Ch. 22 - The starter motor of a car engine draws a current...Ch. 22 - A car battery is rated at 90 A h, meaning that it...Ch. 22 - What are the values of currents IB and IC in...Ch. 22 - The currents through several segments of a wire...Ch. 22 - How much electric potential energy does 1.0 C of...Ch. 22 - What is the emf of a battery that increases the...Ch. 22 - A 9.0 V battery supplies a 2.5 mA current to a...Ch. 22 - An individual hydrogen-oxygen fuel cell has an...Ch. 22 - An electric catfish can generate a significant...Ch. 22 - A Wire with resistance R is connected to the...Ch. 22 - Wires 1 and 2 are made of the same metal. Wire 2...Ch. 22 - Prob. 20PCh. 22 - Resistivity measurements on the leaves of corn...Ch. 22 - What is the resistance of a. A 1.0-m-long copper...Ch. 22 - A motorcyclist is making an electric vest that,...Ch. 22 - Prob. 24PCh. 22 - A 3.0 V potential difference is applied between...Ch. 22 - Prob. 26PCh. 22 - Prob. 27PCh. 22 - The aluminum wire in a high-voltage transmission...Ch. 22 - Figure P22.29 shows the...Ch. 22 - Figure P22.30 is a...Ch. 22 - In Example 22.6 the length of a 60 W, 240 ...Ch. 22 - The electric field inside a 30-cm-long copper wire...Ch. 22 - A copper wire is 1.0 mm in diameter and carries a...Ch. 22 - Two identical lightbulbs are connected in series...Ch. 22 - A 1.5 V battery moves 2000 C of charge around a...Ch. 22 - a. What is the resistance of a 1500 W (120 V) hair...Ch. 22 - Every second, a battery increases the electric...Ch. 22 - A 70 W electric blanket runs at 18 V. a. What is...Ch. 22 - A 60-cm-long heating wire is connected to a 120 V...Ch. 22 - An electric eel develops a potential difference of...Ch. 22 - The total charge a household battery can supply is...Ch. 22 - A 3.0 V battery powers a flashlight bulb that has...Ch. 22 - A heating element in a toaster dissipates 900 W...Ch. 22 - Older freezers developed a coating of ice inside...Ch. 22 - The hot dog cooker described in the chapter heats...Ch. 22 - Air isnt a perfect electric insulator, but it has...Ch. 22 - The biochemistry that takes place inside cells...Ch. 22 - High-resolution measurements have shown that an...Ch. 22 - When an ion channel opens in a cell wall (see...Ch. 22 - The total charge a battery can supply is rated in...Ch. 22 - A 1.5 V D-cell battery is rated at 15,000 mA h...Ch. 22 - The heating element of a simple heater consists of...Ch. 22 - Variations in the resistivity of blood can give...Ch. 22 - A 40 W (120 V) lightbulb has a tungsten filament...Ch. 22 - Wires arent really ideal. The voltage drop across...Ch. 22 - When the starter motor on a car is engaged, there...Ch. 22 - The electron beam inside a television picture tube...Ch. 22 - The two segments of the wire in Figure P22.59 have...Ch. 22 - A long wire used as a heating element carries a...Ch. 22 - Prob. 61GPCh. 22 - Prob. 62GPCh. 22 - Prob. 63GPCh. 22 - If resistors 1 and 2 are connected to identical...Ch. 22 - An immersion heater used to boil water for a...Ch. 22 - The graph in Figure P22.66 shows the current...Ch. 22 - Its possible to estimate the percentage of fat in...Ch. 22 - If you touch the two terminals of a power supply...Ch. 22 - The average resistivity of the human body (apart...Ch. 22 - MCAT-Style Passage Problems Lightbulb Failure...Ch. 22 - MCAT-Style Passage Problems Lightbulb Failure...Ch. 22 - MCAT-Style Passage Problems Lightbulb Failure...Ch. 22 - MCAT-Style Passage Problems Lightbulb Failure...
Additional Science Textbook Solutions
Find more solutions based on key concepts
3. A football coach sits on a sled while two of his players build their strength by dragging the sled across ...
Physics for Scientists and Engineers: A Strategic Approach, Vol. 1 (Chs 1-21) (4th Edition)
Using the definitions in Eqs. 1.1 and 1.4, and appropriate diagrams, show that the dot product and cross produc...
Introduction to Electrodynamics
Two medical uses of alloy and describe the desired characteristics in implements made from medical alloys.
Glencoe Physical Science 2012 Student Edition (Glencoe Science) (McGraw-Hill Education)
Speed of light. Our universe has properties that are determined by the values of the fundamental physical const...
College Physics (10th Edition)
94. Water denser than surrounding water sinks. With respect to the densities of deeper water, how far does it s...
Conceptual Physical Science (6th Edition)
Knowledge Booster
Learn more about
Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, physics and related others by exploring similar questions and additional content below.Similar questions
- One wire in a high-voltage transmission line carries 1 000 A starting at 560 kV for a distance of 270 mi. If the resistance in the wire is 0.500 n/mi, what is the power loss due to the resistance of the wire? MWarrow_forwardA defibrillator sends a 6.75 A current through the chest of a patient by applying a 9500 V voltage as in the figure. What is the resistance of the path in kΩ?arrow_forwardA power transmission line is hung from metal towers with glass insulators having a resistance of 2.80 × 10° n. What current (in mA) flows through the insulator if the voltage is 160 kV? (Some high-voltage lines are DC.)arrow_forward
- One wire in a high-voltage transmission line carries 1 000 A starting at 700 kV for a distance of 100 mi. If the resistance in the wire is 0.500 Ω/mi, what is the power loss due to the resistance of the wire?arrow_forwardFour identical filaments are connected together in series inside a decorative light bulb. Each filament has a resistance of 2.30 Ohms. When the very bright light is on, a current of 7.55 A passes through the bulb. What is the total power dissipated in Watts?arrow_forwardThe cord from an appliance is too short to reach the wall outlet in your room. You have two extension cords to choose from. a) Find the voltage drop in the first extension cord having a 0.0240 Ω resistance and through which 4.20 A is flowing. b) The second extension cord is cheaper and utilizes thinner wire. It has a resistance of 0.048 Ω and the current flowing through it is 4.20 A. By what amount does the voltage supplied to the appliance change when the first extension cord is replaced by the second?arrow_forward
- An electric heater is connected to the 230V mains supply. A current of 8A flows through the heater. a) How much charge flows around the circuit each second? b) How much energy is transferred to the heater each second?arrow_forwardWhat is the resistance of a light bulb if 0.50 A flows through it when 120 V is connected across it? 2. What is the resistance of a 5.4-m length of copper wire 1.5 mm in diameter? r = 1.68 x10-8 W×m 3. What is the maximum power consumption of a 3.0-V portable CD player that draws a maximum of 240mA of current?arrow_forwardWhat current ? is needed to transmit 105 MW of power over a transmission line held at a voltage of 25.0 kV? ?= A Find the power loss ?loss that would occur in the transmission line if a 1.45 Ω line is used to transmit 105 MW of power. ?loss= W What percent loss does this represent? percent loss:arrow_forward
- ++09arrow_forwardFive identical light bulbs are connected to two power supplies, ε1 = 40 V, and ε2 = 80 V. Each light bulb has a resistance of 10 Ω. What is the equivalent resistance of the circuit?arrow_forwardA(n) 800-ΩΩ and a(n) 2300-ΩΩ resistor are connected in series with a 12-VV battery. What is the voltage across the 2300-ΩΩ resistor?arrow_forward
arrow_back_ios
SEE MORE QUESTIONS
arrow_forward_ios
Recommended textbooks for you
- Physics for Scientists and Engineers: Foundations...PhysicsISBN:9781133939146Author:Katz, Debora M.Publisher:Cengage LearningCollege PhysicsPhysicsISBN:9781938168000Author:Paul Peter Urone, Roger HinrichsPublisher:OpenStax College
Physics for Scientists and Engineers: Foundations...
Physics
ISBN:9781133939146
Author:Katz, Debora M.
Publisher:Cengage Learning
College Physics
Physics
ISBN:9781938168000
Author:Paul Peter Urone, Roger Hinrichs
Publisher:OpenStax College
DC Series circuits explained - The basics working principle; Author: The Engineering Mindset;https://www.youtube.com/watch?v=VV6tZ3Aqfuc;License: Standard YouTube License, CC-BY