Pencil lead is actually carbon. What is the current if a 9.0 V potential difference is applied

Question:

Pencil “lead” is actually carbon. What is the current if a 9.0 V potential difference is applied between the ends of a 0.70 mm-diameter, 6.0-cm-long lead from a mechanical pencil?

Fantastic news! We've Found the answer you've been seeking!

Step by Step Answer:

Related Book For book-img-for-question

Physics for Scientists and Engineers A Strategic Approach with Modern Physics

ISBN: 978-0133942651

4th edition

Authors: Randall D. Knight

See More Books

Question Posted: Nov 02, 2018 11:13 AM

See More Questions

A 2.0-m-long, 1.0-mm-diameter wire has a variable resistivity given by where x is measured from one end of the wire. What is the current if this wire is connected to the terminals of a 9.0 V battery?...
A 9.0-V battery is connected in series with a 31-mH inductor, a 180- resistor, and an open switch. (a) What is the current in the circuit 0.120 ms after the switch is closed? (b) How much energy is...
A 0.30-H inductor and a 200.0- resistor are connected in series to a 9.0-V battery. (a) What is the maximum current that flows in the circuit? (b) How long after connecting the battery does the...
International Paper reported the following items for the current year: Sales = $3,500,000; Cost of Goods Sold = $1,250,000; Depreciation Expense = $170,000; Administrative Expenses = $150,000;...
Aside from using a buffer and the indirect strategy, what other techniques can you employ that will cushion the blow of negative news?
Accept Business at Special Price Product A is normally sold for $40 per unit. A special price of $32 is offered for the export market. The variable production cost is $26 per unit. An additional...
RATIO ANALYSIS The following data apply to A.L. Kaiser & Company (millions of dollars): Cash and equivalents $ 100.00 Fixed assets 283.50 Sales 1,000.00 Net income 50.00 Current liabilities 105.50...
Andrea is an employee of Fern Corporation. She also has her own business working as a life coach. For 2015, Andrea's wages from Fern were $210,000. Her self-employment income was $30,000. a. Compute...
Strom acquired a 25% interest in Ace Partnership by contributing land having an adjusted basis of $16,000 and a fair market value of $50,000. The land was subject to a $24,000 mortgage, which was...
The director of a training program for a large insurance company has the business objective of determining which training method is best for training underwriters. The three methods to be evaluated...
The femoral artery is the large artery that carries blood to the leg. What is the resistance of a 20-cm-long column of blood in a 1.0-cm-diameter femoral artery? The conductivity of blood is 0.63 -1...
The resistance of a very fine aluminum wire with a 10 m 10 m square cross section is 1000 . A 1000 resistor is made by wrapping this wire in a spiral around a 3.0-mm diameter glass core. How many...
Let R be a commutative ring with identity and let ,g e R[[xJJ. Denote by In , the "' initial degree of (that is, the smallest n such that a n 0, where Show that (a) In ( + g) min (In , In g). (b)...
Locate a scholarly article relevant to how to present your financial plan for opening a Roller Skating Rink (from your draft business plan) to a lending institution--and describe your strategy for...
How would you expect seasonal fluctuations in demand to affect a rental company's decisions about pricing rented products such as wedding dresses or convertible cars? In terms of pricing principles,...
Do we drive technology, or does technology drive us? If technology drives us, what are the risks? The other side of the coin would be that we are able to stay ahead of technological transformations....
How do you explain the differences between the two analyses and what are the implications of using the BCG matrix in practice?
How do leadership styles, such as transformational leadership, shared leadership, and servant leadership, impact team dynamics, member motivation, and overall team effectiveness ?
Given that 3e x + 8e x = 14, find the possible values of ex and hence solve the equation 3 ex + 8e x = 14 correct to 3 significant figures.
Assume that a trial balance is prepared with an account balance of $21,360 listed as $21,630 and an account balance of $1,500 listed as $15,000. Identify the transposition and the slide.
Does a refrigerator prevent or delay the spoilage of food? Explain.
In the laboratory, endothermic reactions are usually preformed at elevated temperatures, whereas exothermic reactions are usually performed at lower temperatures. What are some possible reasons for...
How is it possible for a jet airplane carrying 110 tons of jet fuel to emit 340 tons of carbon dioxide?
Date Account and Explanation Debit Credit Jun 1 Cash 105,000 Jun 1 Capital 105,000 (capital contribution) Jun 1 Computer Equipment 56,000 Jun 1 Cash 56,000 Jun 1 Cash 198,000 Jun 1 Bank Loan Payable...
.Is bankruptcy on the part of the borrower a common risk that frequently interferes with a lenders efforts to work out a defaulted loan through either nonforeclosure means or foreclosure? Discuss.
For each of the following, compute the future value: Present Value Years Interest Rate $ 1 , 2 5 0 1 9 1 2 % $ 9 8 , 7 2 7 1 5 1 3 % $ 6 2 5 6 1 2 % $ 1 1 7 , 6 2 2 7 1 6 % 2 . For each of the...

Pencil lead is actually carbon. What is the current if a 9.0 V potential difference is applied

Question:

Step by Step Answer:

Solve From Table 272 the resistivity of carbon is 35 10 5 m From Equation 2722 the res...View the full answer

Physics for Scientists and Engineers A Strategic Approach with Modern Physics

Students also viewed these Physics questions