FREE Trial
Answered step by step
Verified Expert Solution
Link Copied!

Question

1 Approved Answer

Some copper wire has a resistance of 20012 at 20C. A current is passed through the wire and the temperature rises to 90C. Determine the

Some copper wire has a resistance of 20012 at 20°C. A current is passed through the wire and the temperature rises to 90°C. Determine the resistance of the wire at 90°C, correct to the nearest ohm, assuming that the temperature coefficient of resistance is 0.004/C at 0°C.

Step by Step Solution

★★★★★

3.45 Rating (152 Votes )

There are 3 Steps involved in it

Step: 1

The detailed ... blur-text-image

Get Instant Access to Expert-Tailored Solutions

See step-by-step solutions with expert insights and AI powered tools for academic success

Step: 2

blur-text-image_2

Step: 3

blur-text-image_3

Ace Your Homework with AI

Get the answers you need in no time with our AI-driven, step-by-step assistance

Get Started

Recommended Textbook for

Physics

Physics

Authors: Alan Giambattista, Betty Richardson, Robert Richardson

2nd edition

77339681, 978-0077339685

More Books

Students also viewed these Physics questions

Question

★★★★★
A certain copper wire has a resistance of 10.0. At what point along its length must the wire be cut so that the resistance of one piece is 4.0 times the resistance of the other? What is the...

Answered: 1 week ago

Question

★★★★★
A 1.0 m length of copper wire has a resistance of 0.50 . a. Calculate the resistance of a 5.0 m length of the same wire. b. What will be the resistance of a 1.0 m length of copper wire having half...

Answered: 1 week ago

Question

★★★★★
A copper wire has a resistance of 24 Ω at 20 ° C. An aluminum wire has three times the length and twice the radius of the copper wire. The resistivity of copper is 0.6 times that of...

Answered: 1 week ago

Question

★★★★★
Lucy has just been promoted to a managerial position and given a new office. She is very fond of small Persian carpets and Native American paintings and wants to get some carpets and paintings for...

Answered: 1 week ago

Question

★★★★★
Quinn Company sells office equipment on July 31, 2014, for $21,000 cash. The office equipment originally cost $72,000 and as of January 1, 2014, had accumulated depreciation of $42,000. Depreciation...

Answered: 1 week ago

Question

★★★★★
1. The Federal National Mortgage Association (Fannie Mae) puts $30 million at the end of each month into a sinking fund paying 4.8% interest compounded monthly. The sinking fund is to be used to...

Answered: 1 week ago

Question

★★★★★
Why are descriptive statistics so important?

Answered: 1 week ago

Question

★★★★★
Portland Lumber Company incurs a cost of $452 per hundred board feet (hbf) in processing certain "rough-cut" lumber, which it sells for $611 per hbf. An alternative is to produce a "finished cut" at...

Answered: 1 week ago

Question

★★★★★
Problem 4-2A (Algo) Prepare the bank reconcillation and record cash adjustments (LO4-5) Wibur's Red Carpet Store maintains a chocking account weh Academy Bank. Wibur's sells carpet each day but makes...

Answered: 1 week ago

Question

★★★★★
An alphabetical list of the adjusted trial balance accounts for North Country Rentals after its first year of operations ending March 31, 2020, is shown below: Required 1. Calculate the capital...

Answered: 1 week ago

Question

★★★★★
Kent Corp budgets sales for January, February and March to be $190,000, $230,000 and $280,000, respectively, Kent budgets 30% of sales to be cash and the rest to be credit sales. The credit sales...

Answered: 1 week ago

Question

★★★★★
Assume the taxpayer does NOT wish to contribute to the Presidential Election Fund, unless otherwise stated in the problem. Assume all taxpayers did NOT receive, sell, send, exchange, or otherwise...

Answered: 1 week ago

Question

★★★★★
1.You decided to sell Treasury bill futures contracts with a quoted price was 92-50. When you close this position, the quoted price was 91-75. Determine the profit or loss per contract, ignoring...

Answered: 1 week ago

Question

★★★★★
DBC, TDABC, and ABC The Bienestar Cardiology Clinic has two major activities: diagnostic and treatment. The two activities use four resources: nursing, medical technicians, cardiologists, and...

Answered: 1 week ago

Question

★★★★★
Exercise 4-1 (Algo) Computing revenues, expenses, and income LO C1 Fill in the blanks in the following separate income statements a through e. Sales Cost of goods sold Merchandise inventory,...

Answered: 1 week ago

Question

★★★★★
b 4th Quarter Garden Depot is a retailer that is preparing its budget for the upcoming fiscal year. Management has prepared the following summary of its budgeted cash flows: 1st Quarter 2nd Quarter...

Answered: 1 week ago

Question

★★★★★
Following options contracts are available: Lansing: Stock Price today $50.00 Call Option price = $5.00 Exercise Price = $48 Contract size: 100 shares Mackinaw: Stock Price today $60.00 Put Option...

Answered: 1 week ago

Question

★★★★★
Audrey purchases a riding lawnmower using a 2-year, no-interest deferred payment plan at Lawn Depot for x dollars. There was a down payment of d dollars and a monthly payment of m dollars. Express...

Answered: 1 week ago

Question

★★★★★
A sailboat sails from Marblehead Harbor directly east for 45 nautical miles, then 60south of east for 20.0 nautical miles, returns to an easterly heading for 30.0 nautical miles, and sails 30east of...

Answered: 1 week ago

Question

★★★★★
How many electron states of the H atom have the quantum numbers n = 3 and = 1? Identify each state by listing its quantum numbers.

Answered: 1 week ago

Question

★★★★★
(a) Redraw the circuit to show how a voltmeter would be connected to measure the voltage across the 83.0-k resistor. (b) Assuming the voltmeter to be ideal, what is its reading? (c) If the voltmeter...

Answered: 1 week ago

Question

★★★★★
In an article entitled Childhood Pastimes Are Increasingly Moving Indoors, Dennis Cauchon asserts that there have been huge declines in spontaneous outdoor activities such as bike riding, swimming,...

Answered: 1 week ago

Question

★★★★★
Suppose a random sample of 100 U.S. companies taken in 2005 showed that 21 offered high-deductible health insurance plans to their workers. A separate random sample of 120 firms taken in 2006 showed...

Answered: 1 week ago

Question

★★★★★
A marketing research firm is interested in determining whether there is a difference between the proportion of households in Chicago and the proportion of households in Milwaukee who purchase...

Answered: 1 week ago

Previous Question Next Question