Evaluate the drift speed of the conduction electrons

Assignment Help Physics
Reference no: EM13664071

A rectangular sample of a metal is 3.6 centimeter wide and 500 µm thick. When it carries a 42 Amp current and is placed in a 0.8 T magnetic field it produces a 6.5 µV Hall emf.

(a) Calculate the Hall field in the conductor;

V/m

(b) Calculate the drift speed of the conduction electrons;

m/s

(c) Calculate the density of free electrons in the metal.

electrons/m3

Reference no: EM13664071

Questions Cloud

Calculate how far up the slope will the mass move : A spring (70 N/M) has an equilibrium length of 1.00 meter. If the mass is not attached to the spring, determine how far up the slope will the mass move before coming to rest
Determine the initial speed of the moving van : If the moving van left skid marks 49 meters long, and if the coefficient of kinetic friction is 0.69, determine the initial speed of the moving van
Find its velocity when it returns to the position : A particle moves along the x-axis. Its position is given by the equation x=7+3t^2-8t^3 with x in meters and t in seconds. Find its velocity when it returns to the position it had at t=0
Find the acceleration due to gravity near its surface : A hypothetical planet has a radius 1.1 times that of Earth, but has the identical mass. Find the acceleration due to gravity near its surface
Evaluate the drift speed of the conduction electrons : A rectangular sample of a metal is 3.6 centimeter wide and 500 µm thick. Calculate the drift speed of the conduction electrons
What is the total magnification : Two 22.0 cm focal-length converging lenses are placed 16.5 cm apart. An object is placed 35.0 cm in front of one lens. Where will the final image formed with the second lens be located?(in cm beyond the second lens)
Middle of the central bright fringe and first dark fringe : Light of a wavelength (625nm) passes during a single slit by a width of 0.320mm and forms a diffraction pattern on a flat screen located 8.00 meters away. Decide the distance among the middle of the central bright fringe and the first dark fringe.
Assume that the electric potential energy lost by the system : A proton is located at a distance of 0.420 m from a point charge of +8.30 micro coulombs. The repulsive electric force moves the proton until it is at a distance of 1.58 m from the charge. Assume that the electric potential energy lost by the system ..
Refractive index of water and polystyreneis : A light ray of wavelength 559 nm is incident at an angleθ on the top surface of a block of polystyrene bounded by water. Discover the maximum value of θ for which the refracted ray will undergo total internal reflection at the left vertical face of t..

Reviews

Write a Review

Physics Questions & Answers

  What is the dielectric constant k of the dielectric

A horse canters away from its trainer in a straight line, moving 130 m away in 10.0 s. It then turns abruptly and gallops halfway back in 5.3 s. find its average velocity for the entire trip, using "away from the trainer" as the positive direction..

  How many turns are in the secondary of an ideal transformer

When a current of 2.0A flows in the 100-turn primary of an ideal transformer, this causes 14 A to flow in the secondary. How many turns are in the secondary

  Write a vector expression for the balls position as a

a golf ball is hit off a tee at the edge of a cliff. its x and y coordinates as functions of time are given by the

  Determine the angular acceleration of each wheel

A person is riding a bicycle, the wheels of a bicycle have an angular velocity of +25.0 rad/s. Then, the brakes are applied. In coming to rest, What is the angular acceleration of each wheel

  Find the altitude above which wispy cirrus clouds can occur

Puffy cumulus clouds, which are made of water droplets, occur at lower altitudes in the atmosphere. Find the altitude y (measured from sea level) above which wispy cirrus clouds can occur.

  What is the angular spread of the beam

A narrow beam of light with wavelengths from 450nm to 700nm is incident perpendicular to one face of a 40.00degrees prism made of crown glass, What is the angular spread of the beam after passing through the prism

  Determine the amplitude of the resultant wave

Two identical traveling waves, moving in the same direction, are out of phase by ?/4.0 rad. What is the amplitude of the resultant wave in terms of the common amplitude ym of the two combining waves

  How do you find the period of a binary star system

How do you find the period of a binary star system?

  What is the averaged induced current

A uniform magnetic field points out of the page. The field fully penetrates a wire loop in the plane of the page. what is the averaged induced current

  What average voltage is induced in the coil

A uniform magnetic field perpendicular to its plane is turned onand increases to 0.25 T during an interval of 1.0 s. What average voltage is induced in thecoil?

  What is the constant angular acceleration for the wheel

A rotating wheel requires 3 s to rotate 37 revolutions. Its angular velocity at the end of 3 s interval is 98 rad/s. What is the constant angular acceleration for the wheel

  Find the resistance of copper wire

What is the resistance of a 1.7m -long copper wire that is 0.50mm in diameter? (Answer should be in ohms)

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