Find the velocity of an electron with the fermi energy

Assignment Help Electrical Engineering
Reference no: EM13293054

The wire has a resistivity of 1.52x10-8 ohm-m at room temperature .The fermi level for the conductor is 5.6e.V. There are 5.8x1028 free electrons /m3. Find the (a) mobility and relaxation time of electrons ,(b)Average drift velocity of the electrons when the applied electricfield is 1.5 V.- cm-1, (c)Mean free path of theelectrons , (d) Velocity of an electron with the fermi energy .

Reference no: EM13293054

Questions Cloud

How much heat does the food supply : A mountain climber gains 897 m in elevation on a particular hike. Consider the climber's body as a heat engine, how much heat does the food supply
What is the speed of the antiproton : An alpha particle (the nucleus of a helium atom, with charge +2 and a mass four times that of a proton), What is the speed of the antiproton when the particles are 1.6 nm apart
Find magnetic field intensity using the concept of vector : Find the magnetic field intensity using the concept of vector magnetic potential for plane z = 0 carrying uniform current K =Ky ayz.
Find the power delivered to the customer : An electric utility company supplies a customer's house from the main power lines (120 V) with two copper wires, find the power delivered to the customer
Find the velocity of an electron with the fermi energy : The fermi level for the conductor is 5.6e.V. There are 5.8x1028 free electrons /m3. Find the (a) mobility and relaxation time of electrons ,(b)Average drift velocity of the electrons when the applied electricfield is 1.5 V.- cm-1, (c)Mean free pat..
Obtain the temperature of the filament when the bulb is on : A common flashlight bulb is rated at 0.300 A and 2.80 V (the values of the current and voltage under operating conditions). what is the temperature of the filament when the bulb is on
Use the rounded numbers in intermediate calculations : Solve for the unknown interest rate in each of the following (Do not include the percent signs (%). Enter rounded answers as directed, but do not use the rounded numbers in intermediate calculations.
Find a firm long - term investments is called : Determining the best way to raise money to find a firm's long - term investments is called?
Which of categories of owners enjoy limited liability : Which of the following categories of owners enjoy limited liability?

Reviews

Write a Review

Electrical Engineering Questions & Answers

  What is the probability that it was manufactured in austin

A microcontroller manufacturer, Agduino, offers a single product which is produced at two different plants. The first plant located in college station produces 2/3 of the microcontrollers. The remaining microcontrollers come from Austin.

  What would be the channel snr for the new system

Binary data is transmitted at the rate of Rb bits/sec over a channel occupying a bandwidth B and the channel SNR=3 dB. If the data bit rate is increased to 2.65Rb and the bandwidth is increased to 1.75B i.

  Find the probability that a packet is dropped

Due to an Internet configuration error, packets sent from New York to Los Angeles are routed through El Paso, Texas with probability 3/4. Given that a packet is routed through El Paso, suppose it has conditional probability 1/3 of being dropped.

  How to to make the and-or implementation less expensive

determine whether a three-bit number, a3, a2, a1, is equal to another number, b3, b2, b1, or if it is greater than that number. (We do not need an output for less than.) a. Show how the 7485 would be connected to accomplish

  What are the major classes of uml diagrams or drawings

What are the major classes of UML diagrams or drawings. Five a one or two sentence description of the purpose of each type of drawing. What are the major elements that should be included in a dynamic model.

  Derive system diagram for a frequency-modulated transmitter

Derive a system diagram for a frequency-modulated transmitter and explain the function of each stage and detect and reproduce (demodulate) the message signal. Measure the frequency of the detected signal and compare that with the frequency of the m..

  Define the quiescent-idle response of the circuit

The circuit will have as inputs a minimum of two inputs; the binary equivalent of two decimal numbers of not greater than (10,000)10. The circuit will also produce a minimum of two outputs, the quotient and the remainder.

  Design three versions of the combinational circuit

Design three versions of the combinational circuit whose input is a4-bit number whose output is the 2's complement of the inputnumber, for each of the following cases: a) The circuit is a simplified two-level circuit, plus inverters asneeded for th..

  What is the mole fraction of oxygen in the mixture

10.0-L ask contains 1.031 g O2 and 0.572 g CO2 at 18C. What are the partial pressures of oxygen and carbon dioxide. What is the total pressure. What is the mole fraction of oxygen in the mixture.

  Define and draw the frequency response

What are the techniques used to make feedback system stable? Explain and draw the frequency response of a 1-pole feedback amplifier.

  What is the theoretical barrier height of semiconductor

Consider two Si samples; one is p-type doped to 1018/cm3 acceptor atoms and the other one n-type doped to 1015/cm3 donor atoms at room temperature (300K). a. Draw the band diagram associated with p-type and n-type semiconductors, noting the various..

  How does size of the differential charge elements influence

Discretization - How does the size of the differential charge elements influence your results Find E at the point (0, a/2, a), for this study. Devise a good way to represent your data to demonstrate the influence of discretization.

Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd