Question: A current-carrying gold wire has diameter 0.84 mm. The electric field in the wire is 0.49 V/m. What are? (a) The current carried by the

A current-carrying gold wire has diameter 0.84 mm. The electric field in the wire is 0.49 V/m. What are?
(a) The current carried by the wire;
(b) The potential difference between two points in the wire 6.4 m apart;
(c) The resistance of a 6.4-m length of this wire?

Step by Step Solution

★★★★★

3.40 Rating (162 Votes )

There are 3 Steps involved in it

1 Expert Approved Answer

Step: 1 Unlock

IDENTIFY and SET UP Eq 255 relates the electric field th... View full answer

Question Has Been Solved by an Expert!

Get step-by-step solutions from verified subject matter experts

Step: 2 Unlock

Step: 3 Unlock

Document Format (1 attachment)

P-E-C-R (100).docx

120 KBs Word File

Students Have Also Explored These Related Electricity and Magnetism Questions!

The electric field in an EM wave travelling north oscillates in an east-west plane. Describe the direction of the magnetic field vector in this wave.

What can you say about the electric field in a region of space that has the same potential throughout?

The electric field in a radio wave traveling through vacuum has amplitude 2.5 104 V/m and frequency 1.47 MHz. (a) Find the amplitude and frequency of the magnetic field. (b) The wave is traveling in...

Please I need just the answers no working needed 1) Cell membranes contain channels that allow ions to cross the phospholipid bilaycr. Suppose that a particular potassium channel carries a current of...

solve the following questions ( handwritten solution only neatly and clean box final answer) thankyou! PROBLEM # 3 An aluminum wire carrying a current has a diameter of 0.600 mm. The electric field...

Resistivity measurements Overview Electrical resistance, R , is the physical quantity that quantizes an object's opposition to the flow of electric current through it. For a given potential...

A current - carrying gold wire has a diameter of 0 . 8 9 mmmm . The electric field in the wire is 0 . 5 5 V / mV / m . Use the resistivity at room temperature for gold = 2 . 4 4 1 0 8 2 . 4 4 1 0 8 m...

1. || 2 X 10m electrons flow through a cross section of an iron wire of 4 mm diameter in 10 s. What is the electron drift speed? 19. II A 15-cm-long nichrome wire is connected across the termi- nals...

Magnetic Fields and Magnetic Forces Concept Problems: 1. An insulating rod charged with positive charges is placed next to a compass as below. Does the compass needle rotate? a. Yes, clockwise. b....

7, 8 and 9 Consider an aluminum wire of diameter 0.410 mm and length 23.0 rn. The resistivity of aluminum at 20.0C is 2.32 x 10'8 9. . m. (E) Find the resistance of this wire at 203C. E 0 (b) If a...

Repeat Example 4.19 for a temperature of 25oC. Are the changes significant?

Give the products of the following reactions. Indicate whether each reaction is an oxidation or a reduction: a. b. c. d. e. f. g. h. i. j. k. l. m. n. o. p. q. r. Na2Cr207 H2SOA CH3CH2CH2CH2CH2OH...

Question 4 8 2 pt Employer payroll taxes: Represent the federal taxes withheld from employees. Are payable for up to a maximum $ 1 3 7 , 7 0 0 of employee earnings. Represent the social security...

Explain the role of accounting in strategy formulation within an MNC.

What are the external factors that influence strategy formulation within an MNC?

How can transfer pricing be used to reduce the amount of withholding taxes paid to a government on dividends remitted to a foreign stockholder?

An amusement park studied methods for decreasing the waiting time (minutes) for rides by loading and unloading riders more efficiently. Two alternative loading/unloading methods have been proposed....

What is the performance evaluation objective of transfer pricing?

13 450 = 2 3 3 5 5 and 60 = 2 2 3 5 Use these facts to find a the HCF of 450 and 60 b the LCM of 450 and 60.

It has been determined that, in aggregate, financial institutions with depository accounts currently hold excess reserves equal to $3 billionthat is, they hold $3 billion more than is necessary to...

You are choosing between two projects. The cash flows for the projects are given in the following table ( $ million): a. What are the IRRs of the two projects? b. If your discount rate is 4.7%, what...

You are thinking of purchasing a house. The house costs S350,000. You have S50,000 in cash that you can use as a down payment on the house, but you need to borrow the rest of the purchase price. The...