Question: The current density in a wire is uniform and has magnitude 2.0 x 106 A/m2, the wire's length is 5.0 m, and the density of

The current density in a wire is uniform and has magnitude 2.0 x 106 A/m2, the wire's length is 5.0 m, and the density of conduction electrons is 8.49 x 1028 m-3. How long does an electron take (on the average) to travel the length of the wire?

Step by Step Solution

★★★★★

3.39 Rating (174 Votes )

There are 3 Steps involved in it

1 Expert Approved Answer

Step: 1 Unlock

We find the drift speed from Eq 2... 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)

2-P-M-C-R (250).docx

120 KBs Word File

Students Have Also Explored These Related Electricity and Magnetism Questions!

In an integrated circuit, the current density in a 2.5-m-thick 75-m-wide gold film is 7.5 10 5 A/m 2 . How much charge flows through the film in 15 min?

The current density in a particle beam with circular cross section of radius a points along the beam axis with a magnitude that decreases linearly from J 0 at the center (r = 0) to half that value at...

The magnitude J of the current density in a certain wire with a circular cross section of radius R = 2.00 mm is given by J = (3.00 x 108) r2, with J in amperes per square meter and radial distance r...

10. [0/10 Points] DETAILS PREVIOUS ANSWERS SERPSEB 27.P.035.MI. MY NOTES ASK YOUR TEACHER PRACTICE ANOTHER `An aluminum wire with a diameter of 0 095 man has a uniform racine held of 0:285 Vim...

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...

The experimental result differs from the assumption. The result shows that the ring oscillator frequencies can be grouped into two groups, where the first group is the high frequency group for the...

Please answer for c) and d). Imagine a 1 [m] length of copper wire that carries a current of 50 [mA] and has a cross-section area of 0.4 x 10-6 [m]. a) What is the drift speed of the electrons?...

6. [-/1 Points] DETAILS SERPSE10 26.1.P.006. MY NOTES ASK YOUR TEACHER PRACTICE ANOTHER The figure below represents a section of a circular conductor of nonuniform diameter carrying a current of / =...

E-Physics Tutorial Book Note: I have attached below the lesson for the 3 activities. Thank you so much for your time and effort. Activity 1. Directions: Use the right-hand rule to determine the...

Question 1 A loop of wire has a resistance of 8 and a cross-sectional area 0.02 m 2 . The loop is perpendicular to a uniform magnetic field that increases steadily from 0.2 T to 2.8 T in 2.2 seconds....

One of the problems in liability-driven investing when using cash market Treasuries for hedging interest-rate risk is that the duration will producea dollar duration that does not match that of the...

Which of the following statements is true concerning the distribution of safe payments? A)There are no safe payments until the liquidation is complete. B)The distribution of safe payments may only be...

9-8 The first step in preparing the sales budget is to a. prepare a sales forecast. b. review the production budget carefully. c. assess the desired ending inventory of finished goods. d. talk with...

Dr Cr $'000 $'000 Buildings at cost 740 Buildings, accumulated depreciation, 1 November 20X6 60 Plant at cost 220 Plant, accumulated depreciation, 1 November 20X6 110 Land at cost 235 Bank balance 50...

1. Three different chemicals have the following LD 50 for killing mosquito larvae and minnows in a freshwater ecosystem. Chemical LD 50 for mosquito larvae (mg/L) LD 50 for minnows (mg/L) A 0.200...

Identify external and internal environmental factors which impact on an entity and explain their relevance for the entity's external audit

1. -----------------------------advertising is when a company compares its brand indirectly with other brands. a comparative b informative c patronage d persuasive e competitive...

Yumatu Tech is considering replacing one of its machines with a new one. The firm purchased the machine 9 years ago at a cost of $230,000. The machine had an expected salvage value of $15,000. The...

1. Diagram the contingency Dawn used to help April stop her crying (Larson and Ayllon). 2. What kind of contingency is it? a. Positive reinforcement b. Negative reinforcement (escape) c. Positive...

We want to hang a thin hoop on a horizontal nail and have the hoop make one complete small-angle oscillation each 2.0 s. What must the hoop's mdius be?

Show that the expression for the period of a physical pendulum reduces to that of a simple pendulum if the physical pendulum consists of a particle with mass m on the end of a mass less string of...

A 180-kg monkey wrench is pivoted 0.250 m from its center of mass and allowed to swing as a physical pendulum. 1be period for small-angle oscillations is 0940 s. (a) What is the moment of inertia of...

A corporation in a 40% tax bracket invests in the preferred stock of another company and earns a 5% pretax rate of return. An individual investor in a 20% tax bracket invests in the same preferred...

Notice this study used the verbal answer from each subject to measure the cocaine use status after six weeks of treatment. It has been argued that verbal reporting of cocaine use will cause subjects...

You have the following expectations about market returns and interest rates on T-bills: T-Bill Rate Market Rate Probability RF Probability MR 0.1 0.02 0.1 -0.1 0.2 0.03 0.3 0.15 0.4 0.06 0.3 0.33 0.2...