Loose Leaf for Fundamentals of Electric Circuits Format: LooseLeaf
6th Edition
ISBN: 9781259657054
Author: Alexander
Publisher: Mcgraw Hill Publishers
expand_more
expand_more
format_list_bulleted
Concept explainers
Textbook Question
Chapter 1, Problem 11P
A rechargeable flashlight battery is capable of delivering 90 mA for about 12 h. How much charge can it release at that rate? If its terminal voltage is 1.5 V, how much energy can the battery deliver?
Expert Solution & Answer
Want to see the full answer?
Check out a sample textbook solutionStudents have asked these similar questions
How long time taken by a 4 V flash light battery expend energy of 65 J in producing a current flow of 186 mA?
Energizer battery is capable of delivering 85mA for about 12h. How much charge can it release at that rate? If its terminals voltage is 1.2V, how much energy can the battery deliver?
If the potential difference between two points is 700mV, how much energy is expended to move 80mC between the two points
Chapter 1 Solutions
Loose Leaf for Fundamentals of Electric Circuits Format: LooseLeaf
Ch. 1.3 - Calculate the amount of charge represented by...Ch. 1.3 - Prob. 2PPCh. 1.3 - The current flowing through an element is i= 4A...Ch. 1.5 - To move charge q from point b to point a requires...Ch. 1.5 - Find the power delivered to the element in Example...Ch. 1.5 - A home electric heater draws 10 A when connected...Ch. 1.6 - Figure 1.16 For Practice Prob. 1.7 Compute the...Ch. 1.7 - If an electron beam in a TV picture tube carries...Ch. 1.7 - Referring to the residential rate schedule in...Ch. 1 - One millivolt is one millionth of a volt. (a) True...
Ch. 1 - The prefix micro stands for: (a) 106 (b) 103 (c)...Ch. 1 - The voltage 2.000,000 V can be expressed in powers...Ch. 1 - A charge of 2 C flowing past a given point each...Ch. 1 - The unit of current is: (a) coulomb (b) ampere (c)...Ch. 1 - Voltage is measured in: (a) watts (b) amperes (c)...Ch. 1 - Prob. 7RQCh. 1 - The voltage across a 1.1-kW toaster that produces...Ch. 1 - Which of these is not an electrical quantity? (a)...Ch. 1 - The dependent source in Fig. 1.22 is: (a)...Ch. 1 - How much charge is represented by these number of...Ch. 1 - Determine the current flowing through an element...Ch. 1 - Find the charge q(t) flowing through a device if...Ch. 1 - A total charge of 300 C flows past a given cross...Ch. 1 - Prob. 5PCh. 1 - The charge entering a certain element is shown in...Ch. 1 - The charge flowing in a wire is plotted in Fig....Ch. 1 - Prob. 8PCh. 1 - The current through an element is shown in (a) t =...Ch. 1 - A lightning bolt with 10 kA strikes an object for...Ch. 1 - A rechargeable flashlight battery is capable of...Ch. 1 - The charge entering the positive terminal of an...Ch. 1 - The voltage v(t) across a device and the current...Ch. 1 - The current entering the positive terminal of a...Ch. 1 - Prob. 16PCh. 1 - Figure 1.28 shows a circuit with four elements, p1...Ch. 1 - Find the power absorbed by each of the elements in...Ch. 1 - Find I and the power absorbed by each element in...Ch. 1 - Find Vo and the power absorbed by each element in...Ch. 1 - A 60-W incandescent bulb operates at 120 V. How...Ch. 1 - Prob. 22PCh. 1 - A 1.8-kW electric heater takes 15 min to boil a...Ch. 1 - A utility company charges 8.2 cents/kWh. If a...Ch. 1 - A 1.2-kW toaster takes roughly 4 minutes to heat...Ch. 1 - A cell phone battery is rated at 3.85 V and can...Ch. 1 - A constant current of 3 A for 4 hours is required...Ch. 1 - A 150-W incandescent outdoor lamp is connected to...Ch. 1 - An electric stove with four burners and an oven is...Ch. 1 - Reliant Energy (the electric company in Houston,...Ch. 1 - In a household, a business is run for an average...Ch. 1 - A telephone wire has a current of 20 A flowing...Ch. 1 - A lightning bolt carried a current of 2 kA and...Ch. 1 - Figure 1.32 shows the power consumption of a...Ch. 1 - The graph in Fig. 1.33 represents the power drawn...Ch. 1 - A battery can be rated in ampere-hours (Ah) or...Ch. 1 - A total of 2 MJ are delivered to an automobile...Ch. 1 - How much energy does a 10-hp motor deliver in 30...Ch. 1 - A 600-W TV receiver is turned on for 4 h with...
Knowledge Booster
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
- A battery may be rated in ampere – hours (Ah) lead-acid battery is rated at 160 Ah(a) What is the maximum current it can supply for 80 h?(b) How many days will it last if is discharged at 340mA?arrow_forwardA pacemaker uses a battery capable of supplying 0.42 Ah. How many “Coulombs” does this battery supply?arrow_forwardwire sample (1mm in diameter by 1m in length) is placed in an electrical circuit at 20°c. A voltage drop of 432 mV is measured across the length of the wire as it carries a 10 A current Calculate the electrical conductivityarrow_forward
- The manufacturer of a 6 V dry-cell flashlight battery says that the battery will deliver 15 mA for 72 continuous hours. During that time the voltage will drop from 6 V to 4 V. Assume the drop in voltage is linear with time. How much energy does the battery deliver in this 72 h interval? Please answer in typing format solution pleasearrow_forwardA 12 Volt lead-acid car battery, engineered for "up to 500 or more charge/discharge cycles," has a rating of 225 Ampere-hours. A one Ampere-hour battery can provide one Amp of current for one hour. It sells for $180. a) If initially fully charged, what is the total electrical energy that the battery can deliver before it needs to be recharged? b) The battery has a mass of 23.1 kg. What total mass of such batteries would be required to deliver the same effective mechanical energy as 16 gallons of gasoline? Assume that the efficiency of an electrically powered car is 2.5 times that of a gasoline-powered car for the conversion to mechanical energy, and that energy content of 1 gallon of gas =1.32×108 Joules. You're going to get a big number - this is why electric cars didn't become widespread until after the development of lithium ion batteries, which can achieve much higher energy densities.arrow_forwardA battery of e.m.f. 15 V supplies a current of 2 A for 5 min. How much energy is supplied in this time?arrow_forward
- For a 2200 mAh, 12 V rechargeable battery: a. Assume charging current is 220 mA and there is a 40% loss of energy (due to electrical resistance), what is the total charging time if the battery is to be charged from the empty state to the full state? b. Assume the battery is fully charged and connected to a 20 W light bulb, if the loss during discharge is 20%, how long will the battery last before it is completely drained?arrow_forwardAn electric kettle is marked 500W, 230 V, and is found to take 15 min to raise the temperature of 1.0 kg of water from 150C to boiling point. Calculate the percentage of energy which is employed in heating the waterarrow_forwardFor how many hours will a battery with an 32Ah rating theoretically provide a current of 1.28 A? (Answer in engineering notation)arrow_forward
- When the potential difference of two points are 60V, how much energy will be expended for bringing 8mC from one point to other.arrow_forwardA 12 V lead-acid car battery has a measured voltage of 11.2 V when delivers 40 A to a load. What are the load and the internal battery resistances? Determine its instantaneous power and the rate of sulfuric acid consumptionarrow_forwardA battery with an e.m.f of 12 V and negligible internal resistance is connected to a resistor of 500 ohm How much energy is dissipated by the resistor in 40 s?arrow_forward
arrow_back_ios
SEE MORE QUESTIONS
arrow_forward_ios
Recommended textbooks for you
- Delmar's Standard Textbook Of ElectricityElectrical EngineeringISBN:9781337900348Author:Stephen L. HermanPublisher:Cengage LearningElectricity for Refrigeration, Heating, and Air C...Mechanical EngineeringISBN:9781337399128Author:Russell E. SmithPublisher:Cengage Learning
Delmar's Standard Textbook Of Electricity
Electrical Engineering
ISBN:9781337900348
Author:Stephen L. Herman
Publisher:Cengage Learning
Electricity for Refrigeration, Heating, and Air C...
Mechanical Engineering
ISBN:9781337399128
Author:Russell E. Smith
Publisher:Cengage Learning
Electrical Measuring Instruments - Testing Equipment Electrical - Types of Electrical Meters; Author: Learning Engineering;https://www.youtube.com/watch?v=gkeJzRrwe5k;License: Standard YouTube License, CC-BY
01 - Instantaneous Power in AC Circuit Analysis (Electrical Engineering); Author: Math and Science;https://www.youtube.com/watch?v=If25y4Nhvw4;License: Standard YouTube License, CC-BY