A copper wire has a 25-m resistance at 20oC. When the wire is carrying a current, heat
Question:
(a) What is the change in the wire’s resistance?
(b) If its original current was 10.0 mA, what is its final current?
Fantastic news! We've Found the answer you've been seeking!
Step by Step Answer:
Answer rating: 60% (15 reviews)
a D R R o a D T 25 m ...View the full answer
Answered By
Ali Khawaja
my expertise are as follows: financial accounting : - journal entries - financial statements including balance sheet, profit & loss account, cash flow statement & statement of changes in equity -consolidated statement of financial position. -ratio analysis -depreciation methods -accounting concepts -understanding and application of all international financial reporting standards (ifrs) -international accounting standards (ias) -etc business analysis : -business strategy -strategic choices -business processes -e-business -e-marketing -project management -finance -hrm financial management : -project appraisal -capital budgeting -net present value (npv) -internal rate of return (irr) -net present value(npv) -payback period -strategic position -strategic choices -information technology -project management -finance -human resource management auditing: -internal audit -external audit -substantive procedures -analytic procedures -designing and assessment of internal controls -developing the flow charts & data flow diagrams -audit reports -engagement letter -materiality economics: -micro -macro -game theory -econometric -mathematical application in economics -empirical macroeconomics -international trade -international political economy -monetary theory and policy -public economics ,business law, and all regarding commerce
4.00+
1+ Reviews
10+ Question Solved
Related Book For
Question Posted:
Students also viewed these Electricity and Magnetism questions
-
A copper wire has a square cross section 2.3 mm on a side. The wire is 4.0 m long and carries a current of 3.6 A. The density of free electrons is 8.5 X 1028/m3. Find the magnitudes of (a) The...
-
A copper wire has a length of 5.0 m and a diameter of 3.0 mm. Under what load will its length increase by 0.30 mm?
-
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...
-
Can you give us a few Google AdWords Ad Extensions names that you know?
-
Assume that you are the president of Nuclear Company. At the end of the first year of operations (December 31), the following financial data for the company are available: Accounts Payable $ 30,000...
-
SAE 30 oil at \(60^{\circ} \mathrm{F}\) flows through a 2-in.-diameter pipe with a mean velocity of \(5 \mathrm{ft} / \mathrm{s}\). Determine the value of the Reynolds number (see Example 1.4)....
-
The flowrate in a water channel is sometimes determined by use of a device called a Venturi flume. As shown in Fig. P3.131, this device consists simply of a bump on the bottom of the channel. If the...
-
Match each situation with the fraud triangle factor (opportunity, financial pressure, or rationalization) that best describes it. (a) An employees monthly credit card payments are nearly 75% of their...
-
How do distillation systems incorporate heat integration and energy recovery techniques to optimize energy consumption, and what are the latest advancements in these areas ?
-
Consider Coral Bay Hospital. If the initial building and equipment cost changes to $25,000,000, the MIRR will 1. Increase 2. decrease Consider Coral Bay Hospital. If the land salvage value is changed...
-
(a) What is the percentage variation of the resistivity of copper over the temperature range from room temperature (20oC) to 100oC? (b) Assume that a copper wires resistance changes due to only...
-
When a resistor is connected to a 12-V source, it draws a 185-mA current. The same resistor connected to a 90-V source draws a 1.25-A current. (a) Is the resistor ohmic? Justify your answer...
-
Exercises 9, assume that population means are to be estimated from the samples described. In each case, use the sample results to approximate the margin of error and 95% confidence interval. Sample...
-
How do mitochondrial-nuclear interactions and genetic crosstalk influence mitochondrial gene expression, protein synthesis, and respiratory chain assembly, and what are the consequences of...
-
What are the roles of genetic and epigenetic regulation in coordinating developmental processes, including cell fate specification, tissue differentiation, and organogenesis, and how do alterations...
-
How do pluripotent stem cells maintain their self-renewal capacity while retaining the ability to differentiate into specialized cell types, and what are the key signaling pathways and epigenetic...
-
How do epigenetic modifications, including DNA methylation, histone acetylation, and non-coding RNA regulation, govern gene expression patterns and contribute to cellular differentiation,...
-
What are the intricate biochemical pathways involved in cellular metabolism, and how do they regulate the conversion of nutrients into energy and biomolecules?
-
The cabinet of weight W is subjected to the force F = a(bt+c). If the cabinet is initially moving up the plane with velocity v0, determine how long it will take before the cabinet comes to a stop. F...
-
What is your assessment of the negotiations process, given what you have studied? What are your recommendations for Mr. Reed? You must justify your conclusions
-
A harpsichord string of length 1.50 m and linear mass density 25.0 mg/m vibrates at a fundamental frequency of 450.0 Hz. (a) What is the speed of the transverse string waves? (b) What is the tension?...
-
(a) Write an equation for a surface seismic wave moving in the x direction with amplitude 2.0 cm, period 4.0 s, and wavelength 4.0 km. Assume the wave is harmonic, x is measured in meters, and t is...
-
A stretched string has a fundamental frequency of 847 Hz. What is the fundamental frequency if the tension is increased by a factor of 3.0?
-
After the company issues an initial public offering and they desire to offer additional shares, one option is the seasoned equity offering. What are the differences between a convertible bond and a...
-
4. A stock provides a dividend yield of 5.0% paid semi- annually. The spot price of the stock is currently $500, and the risk-free rate is 7.5% with continuous compounding for all maturities. 1. What...
-
1. A 1000 bond issued on January 10, 2021 is paying coupons at a nominal interest rate of 7% payable semiannually. The bond is redeemed at par and matures on January 10, 2031. The nominal yield rate...
Study smarter with the SolutionInn App