FREE Trial

When a resistor of R ohms is connected across a battery with electromotive force E volts and internal resistance r ohms, a current of I amperes will flow, generating P watts of power, where Assuming r is constant, what choice

When a resistor of R ohms is connected across a battery with electromotive force E volts and internal resistance r ohms, a current of I amperes will flow, generating P watts of power, where


image


Assuming r is constant, what choice of R results in maximum power?

Transcribed Image Text:

I E r+ R and P = PR

This problem has been solved!


Do you need an answer to a question different from the above? Ask your question!
  • Tutor Answer

I E rR Pr IR ER r R …View the full answer


answer-question
Related Book For  answer-question
Calculus For Business, Economics And The Social And Life Sciences

Calculus For Business, Economics And The Social And Life Sciences

ISBN: 9780073532387

11th Brief Edition

Authors: Laurence Hoffmann, Gerald Bradley, David Sobecki, Michael Price

See More Books
Question Details
Chapter # 3
Section: Exercises 3.4
Problem: 57
Posted Date: June 01, 2023 07:14:28
See More Questions

Students also viewed these Mathematics questions

Q:
If a resistor of R ohms is connected across a battery of E volts with internal resistance r ohms, then the power (in watts) in the external resistor is If E and r are fixed but R varies, what is the...
A:
The expression for Thus the maximum value o......
Q:
A battery has a terminal voltage of 12.0 V when no current flows. Its internal resistance is 2.0 . If a 1.0- resistor is connected across the battery terminals, what is the terminal voltage and what...
A:
The current is equal to the terminal voltage divided by......
Q:
In implementing a JIT system, the first step would be to rearrange the factory. There's need to move away form batch production functional layout toward one that uses flow lines. In traditional...
A:
1 In a seriesconnected circuit the current passing through each resistor is the same This is because the current has only one path to follow and it must pass through each resistor in turn The resistan......
Q:
Outline the traditional problems associated with the flat- file model that are resolved by the database model.
A:
Data Storage An efficient information system captures and stores data only once and makes this singl......
Q:
1. How can Web link/ content analysis be used to identify extremist groups? 2. What do you think are the challenges and the potential solution to such intelligence gathering activities?
A:
1 Start by gathering a superiorquality collection of relevant extremist a......
Q:
The hub of the wheel can be attached to the axle either with negative offset (left) or with positive offset (right). If the tire is subjected to both a normal and radial load as shown, determine the...
A:
For case 1 with negative offset w......
Q:
Reconstruct the following syllogistic forms and use the five rules for syllogisms to determine if they are valid from the Boolean standpoint, conditionally valid from the Aristotelian standpoint, or...
A:
Click to View...
Q:
Daniel Hardware Co. is considering alternative financing arrangements for equipment used in its warehouses. Besides purchasing the equipment outright, Daniel is also considering a lease. Accounting...
A:
a According to FASB ASC 84010101 the objective of the lease classification criteria in this Subtopic derives from the concept that a lease that transf......
Q:
Complete the Diagram using the details below: - ITEM MASTER DATA - ITEM NUMBER - SALES ORDER DOCUMENT - PURCHASE ORDER DOCUMENT 1 1 HAS HAS N N HAS N T 1
A:
Here is the completed diagram using the given......
Q:
Draw a possible graph for the percentage of households adopting a new type of consumer electronic technology if the percentage grows at an increasing rate for the first 2 years, after which the rate...
A:
90......
Q:
Let f(x) = x 1/3 (x 4). a. Find f'(x), and determine intervals of increase and decrease for f(x). Locate all relative extrema on the graph of f(x). b. Find f"(x), and determine intervals of...
A:
a b The graph is concave down for......
Q:
Which of the following is typically used in a flowchart to indicate a decision? a. Square b. Rectangle c. Oval d. Diamond
A:
Click to View...
Q:
Integers firstNum and second Num are read from input. Complete the outer for loop so the inner loop executes (firstNum + 1)* secondNum times. Ex: If the input is 3 5, then the output is: Inner loop...
A:
import javautilScanner public class NestedLoops public static void mainString args Scann......
Q:
Assume that an annuity has an annual cash flow of $375 in Years 11 through 20 (10 cash flows). Also assume that the nominal annual interest rate that is appropriate for this annuity is 9 percent...
A:
To determine the present value of an annuity with annual cash flows of 375 in Years 11 through......
Q:
A database model is a theory or specification describing how a database is structured and used. There are several database models. Summarise five database models that have the following features: ...
A:
Q1 Five database models that exhibit the mentioned features Relational Database Model Efficiency Known for its efficient data retrieval using SQL queries Greater Control Offers a structured approach w......
Q:
On October 25, you plan to purchase a $1,500 computer by using one of your two credit cards. The Silver Card charges 18% interest and calculates interest based on the balance on the first day of the...
A:
To calculate the interest charged by each card for the purchase of a 1500 computer well need to cons......
Q:
Firm AAA is considering investing $15,000 for machinery for a project. The project will last for 10 years. The company uses a straight-line depreciation on the machinery over the 10 years with annual...
A:
To calculate the aftertax salvage value youll first need to determine the capital gain on the sale o......
Q:
Use the ending balances from Problem 12-15B as the beginning balances for this problem. The transactions for the second year of operation (2012) are described here. (Assume that all transactions are...
A:
a b and c Cash Work in process Processing Work in process Packaging Finished Goods Common Stock Bal......
Q:
A glass manufacturer produces hand mirrors. Each mirror is supposed to meet company standards for such things as glass thickness, ability to reflect, size of handle, quality of glass, color of...
A:
05 00 15 075 025 025 125 00 10 075 05 05 15 025 000 p 06 Centerlin......
Q:
As a preliminary to requesting budget estimates of sales, costs, and expenses for the fiscal year beginning January 1, 2011, the following tentative trial balance as of December 31, 2010, is prepared...
A:
1 Preparing Budgeted Income Statement for 2011 WEBSTER PUBLISHI......
Q:
As a preliminary to requesting budget estimates of sales, costs, and expenses for the fiscal year beginning January 1, 2011, the following tentative trial balance as of December 31, 2010, is prepared...
A:
1 2 SPRING GARDEN SOAP CO Budgeted Balance Sheet 31 Dec 11 Assets L......
Q:
As a preliminary to requesting budget estimates of sales, costs, and expenses for the fiscal year beginning January 1, 2009, the following tentative trial balance as of December 31, 2008, is prepared...
A:
1 A B C D COCONUT GROVE SOAP CO Budgeted Income Statement For the Year Ending December 31 2009 1 Sales 989000 1 1 2 Cost of goods sold 2 3 Direct mate......
Q:
Write a paper on Health-Care Fraud
A:
1 Overview Healthcare fraud can be viewed as a form of whitecollar crime in which the contenders fill dishonest healthcare claims so that they can make profit Yin 332351 This may take place in many wa......
Q:
The following expenses were incurred by a merchandising business during the year. In which expense section of the income statement should each be reported: (a) Selling, (b) Administrative, or (c)...
A:
a Selling expense 1 Advertising expense 2 Depreciation expense on......
Q:
The adjusted trial balance of Cavamanlis Co. as of December 31, 2019, contains the following. Instructions a. Prepare an income statement. b. Prepare a retained earnings statement. c. Prepare a...
A:
a CAVAMANLIS CO Income Statement For the Year Ended December 31 2019 Revenues Service revenue 12590......
Q:
A P When possible, determine the truth values of the following symbolized statements. Let A and B be true, Y and Z false. P and Q have unknown truth values. If the truth value of the statement...
A:
Click to View...
Q:
YourTeam.com is an online retailer of college and professional sports team memorabilia, such as hats, shirts, pennants and other sports logo products. Consumers select the college or professional...
A:
a b CONTROL 1 2 3 4 5 6 TRANSACTION RELATED AUDIT OBJECTIVE Occurrence Accuracy Occu......
Q:
Code in python for a nested dictionaries and custom functions to put together an employee database program that allows me to add and remove employee records. It should include name, salary, position...
A:
Below code is an employee database program in Python using nested dictionaries and custom functions......
Q:
The following is part of a TCP header dump (contents) in hexadecimal format. E293 0017 00000001 00000000 5002 07FF a. What is the source port number? b. What is the destination port number? c. What...
A:
a The source port number is E293 16 or 58003 in decimal b......
Q:
The budget director of Birds of a Feather Inc., with the assistance of the controller, treasurer, production manager, and sales manager, has gathered the following data for use in developing the...
A:
1 BIRDS OF A FEATHER INC Sales Budget For the Month Ending January 31 Unit Sales Unit Selling Total Product Volume Price Sales Bird house 6000 5500 330000 Bird feeder 4500 7500 337500 Total revenue fr......
Q:
Daybook Inc. projected sales of 400,000 personal journals for 20Y6. The estimated January 1, 20Y6, inventory is 20,000 units, and the desired December 31, 20Y6, inventory is 23,500 units. What is the...
A:
DAYBOOK INC Production Budget For the Year Ending Decem......
Q:
Solve each of the following equations. a. 2 3x 4 x+1 = 64 b. 2 3x+1 8 x-1 = 128 c. (2 2-x ) (4 2x+3 ) = 8 d. 3 x+1 9 2-x = 1/27
A:
a 23x 4x1 64 4x1 6423x 4x1 278x......
Q:
Air enters a nozzle steadily at 2.21 kg/m 3 and 20 m/s and leaves at 0.762 kg/m 3 and 150 m/s. If the inlet area of the nozzle is 60 cm 2 , determine (a) The mass flow rate through the nozzle, (b)...
A:
To solve this problem we can apply the principle of conservation of mass for a steady flow of fluid......
Q:
The density of a fluid decreases by 5 percent at constant pressure when its temperature increases by 10C. The coefficient of volume expansion of this fluid is (a) 0.01 K 1 (b) 0.005 K 1 (c) 0.1 K 1 ...
A:
The coefficient of volume expansion often denoted as for a substance relates the fract......
Q:
A large lawn sprinkler with two identical arms is used to generate electric power by attaching a generator to its rotating head. Water enters the sprinkler from the base along the axis of rotation at...
A:
To determine the maximum possible electrical power produced by the lawn sprinkler we need to calculate the kinetic energy of the water leaving the noz......
Q:
Consider a river flowing toward a lake at an average speed of 4 m/s at a rate of 500 m 3 /s at a location 70 m above the lake surface. Determine the total mechanical energy of the river water per...
A:
To determine the total mechanical energy per unit mass of the river water and the power generation potential well need to consider the potential energ......
Q:
Water is pumped from a lake to a storage tank 18 m above at a rate of 70 L/s while consuming 20.4 kW of electric power. Disregarding any frictional losses in the pipes and any changes in kinetic...
A:
To determine the overall efficiency of the pumpmotor unit and the pressure difference between the in......
Q:
Record the following transactions for Taylor Co. in the general journal. 2017 May 1 Received a 7,500, 12-month, 8% note in exchange for Len Monroe's outstanding accounts receivable. Dec. 31 Accrued...
A:
2017 May 1 Notes Receivable 7500 Accounts Receivable x Monroe 75......
Q:
Why is a help desk and production support critical to system implementations? Discuss its interrelationship with the problem management and reporting system.
A:
The main purpose of help desk and production support process is the timely resolution of the problems faced by the end user It also allows the customers to ask question about the problems that they.........
Q:
Your task is to prepare isopropyl methyl ether by one of the following reactions. Which reaction would give the better yield? Explain your answer. (1) Isopropyl methyl ether Or (2) Isopropyl methyl...
A:
Reaction 2 would give the better yield because th......
Q:
Your task is to prepare styrene by one of the following reactions. Which reaction would you choose to give the better yield of styrene? Explain your answer. (1) Styrene Or (2) Styrene Br KOH EtOH, ...
A:
The better yield will be obtained by using the se......
Q:
You are working as part of a research team studying the structure and function of a particular gene. Your job is to clone the gene. A restriction map is available for the region of the chromosome in...
A:
Step 1 Digest genomic DNA isolated from your research organism with EcoR......
Q:
In Exercises, find the limit. lim (4x- x 16x - x
A:
lim 4......
Q:
A 50.0-mL solution of 0.0319 M benzylamine was titrated with 0.0500 M HCl. Calculate the pH at the following volumes of added acid: Va = 0,12.0, Ve 30.0, Ve, and 35.0 mL.
A:
Titration reaction BH BH To find the equivalence point we write 500 00319 Ve 0050 Ve 319mL......
Q:
Give all answers to 3 significant figures. a. 1.20 dm 3 of hydrogen chloride gas was dissolved in 100 cm 3 of water. i. How many moles of hydrogen chloride gas are present? ii. What was the...
A:
a We know that the molarity of the acid is 020 mol dm3 and so the number of moles of acid is Here we are deducing the volume of 0200mol dm3 NaOH when......
Q:
All aircraft that disintegrate in flight are unsafe planes. Therefore, no poorly maintained aircraft are safe planes, because all well-maintained aircraft are aircraft that remain intact in flight....
A:
Click to View...
Q:
Golden Companys total overhead cost at various levels of activity are presented below: Assume that the overhead cost above consists of utilities, supervisory salaries, and maintenance. The breakdown...
A:
1 Maintenance cost at the 70000 machinehour level of activity can be isolated as follows Level of Ac......
Q:
For the network a. Draw the ac equivalent circuit b. Determine re c. Calculate Zi and Zo d. Find Av and Ai V o- T I; 1 F Zi Vcc= 16 V ' 39 4.7 3.9 HE 1 F 1.2 kQ2 B = 100 r = 50 HA Zo 10 F
A:
Click to View...
Q:
The Creative Electronics Company shows the following selected adjusted account balances as at December 31, 2020: Accounts Payable ...................................................... $112,000...
A:
CREATIVE ELECTRONICS COMPANY Partial Balance Sheet De......
Q:
Which would you expect to be the stronger nucleophile in a polar aprotic solvent? a. CH 3 CO 2 - or CH 3 O - b. H 2 O or H 2 S c. (CH 3 ) 3 P or (CH 3 ) 3 N
A:
a CH3CO is stronger base or nucleophilic than CH3......
Q:
Without consulting tables, arrange the following compounds in order of decreasing acidity: Pentane 1-Pentene 1-Pentyne 1-Pentanol
A:
Acidity order is 1 Pentanol 1 Pentyne 1 PentenePentane Alcohol are more......
Q:
Use any test to determine whether the series is absolutely convergent, conditionally convergent, or divergent. 2 + 3n n=1
A:
lim an 1100 lim 1200 462 a......
Q:
The Kelang Gum Boots Company has received a contract to manufacture 2000 pairs of children's boots. The boots pass through three departments: Moulding, Lining and Finishing. The following information...
A:
a Calculating the Total Cost of Producing 2000 Pairs of Childrens Boots To calculate the total cost......
Q:
A company provides the following information: What is the overhead absorption rate based on direct labour hours? A. $37.14 B. $38 C. $40 D. $40.42 Actual direct labour hours worked Actual overhead...
A:
The overhead absorption rate based on direct labor hours......
Q:
A company's standard cost statement shows the following variances: (F favourable; A adverse). What is the effect in total of variances 3, 6 and 9 on the profit of the company? A. $1175 (A) B. $1175...
A:
To determine the effect of variances 3 6 and 9 on the profit of the company lets analyze each varian......
Q:
Wipup Ltd has received an order for 1000 packs of paper towels. Each pack contains six rolls of towels. The following information is given. 100 packs of towels are manufactured per hour. Required (a)...
A:
Lets break down the calculation step by step a Calculate the cost of manufacturing the batch of 1000......
Q:
The following information is given about a process in which normal waste of 10% is incurred. What is the prime cost of production? A. $127 000 B. $142 000 C. $145 000 D. $148 000 Direct material...
A:
The prime cost of production includes direct materials and direct......
Q:
The sodium content of a popular sports drink is listed as 220 mg in a 32-oz bottle. Analysis of 10 bottles indicates a sample mean of 228.2 mg with a sample standard deviation of 18.2 mg. (a) Write...
A:
a b c Decision Rule t crit TINV 9759 2262 Reject......
Q:
Find the radius of convergence in two ways: (a) Directly by the CauchyHadamard formula in Sec. 15.2. (b) From a series of simpler terms by using Theorem 3 or Theorem 4.
A:
The radius of convergence of a power series can be found using the CauchyHadamard formula or by usin......
Corporate Taxation Examples And Explanations 4th Edition - ISBN: 0735588724 - Free Book