Find the number density of free electrons in the copper

Assignment Help Physics
Reference no: EM13507006

A rectangular copper strip measures 1.0mm in the direction of a uniform 2.9T magnetic field. When the strip carries a 7.3A current at right angles to the field, the Hall potential across the strip is 1.2muV. Find the number density of free electrons in the copper.

Reference no: EM13507006

Questions Cloud

Find out the molar concentration of calcium iodide : calcium iodide breaks apart into one Ca2+ ion for every two I- ions, so a solution that is 1.0 M in CaI2 is 2.0 M in I-.) Determine the molar concentration of calcium iodide in the original solution
The announcement of a program of change in an organization : The announcement of a program of change in an organization?
Determine the line charge density on the power line : The potential difference between the surface of a 2.2cm -diameter power line and a point 1.3m distant is 3.7kV. What is the line charge density on the power line
Explain how many grams of mgcl2 would be needed to prepare : How many grams of MgCl2 would be needed to prepare 1.000 L of a solution that is 236 ppm in Mg2+ ions? Note: there is one Mg2+ ion in every MgCl2. Report your answer to the correct number of sig figs.
Find the number density of free electrons in the copper : A rectangular copper strip measures 1.0mm in the direction of a uniform 2.9T magnetic field. Find the number density of free electrons in the copper
Evaluate the volume the gas will occupy : A fixed quantity of gas at 23 celcius exhibits a pressure of 735 torr and a volume of 5.22 L. use boyle's law to calculate the volume the gas will occupy if the pressure is increased to 1.88 atm while the temperature is constant
What is tangential velocity of the block : A 0.50 kg object on a 40 cm long string swings in a circle, on horizontal table, fritionless table. what is Tangential velocity of the block
What is the average intensity of such a signal : A radio reciever can pick up signals with peak electric fields as weak as 425muV/m. What is the average intensity of such a signal
The overall nature of demand affects planning and control : 1) Analyse and discuss how the overall nature of demand affects planning and control.

Reviews

Write a Review

Physics Questions & Answers

  Determine how much work does sam do to stop it

If a boat and its riders have a mass of 1500kg and the boat drifts in at 1.4m/s how much work does Sam do to stop it

  Q1 a 400 x 100 g glass coffee cup is 220 c at room

q1. a 4.00 x 100 g glass coffee cup is 22.0 c at room temperature. it is next plunged into hot dishwater at the

  Determine the energy density in the electric field

A charged isolated metal sphere of diameter 20.0 cm has a potential of 9000 V relative to V = 0 at infinity. Calculate the energy density in the electric field near the surface of the sphere

  Find this materials index of refraction

Light rays in a material with index of refrection 1.25 can undergo total internal reflection, Find this material's index of refraction when the required critical angle is 67.9°

  Determine the kinetic energy of the electron

A single electron orbits a lithium nucleus that contains three protons (+3e). The radius of the orbit is 2.20 × 10-11 m. Determine the kinetic energy of the electron.

  Find the maximum displacement of the particle

A 3.8×10-24-kg particle is vibrating with simple harmonic motion with a period of 1.3×10-5 s and a maximum speed of 1.55×103 m/s. A) Calculate the angular frequency. B) Find the maximum displacement of the particle. I know the answer to part A) 48..

  What is potential energy for these two charges

The speed of a transverse wave on a string is 450 m/s and the wavelength is 0.18 m. The amplitude of the wave is 2mm. How much time is necessary for a particle of the string to move through a total distance of 1 km.

  Assuming the skin and the cargo of the balloon

A uniform-density 8 kg disk of radius 0.20 m is mounted on a nearly frictionless axle. Initially it is not spinning. A string is wrapped tightly around the disk, and you pull on the string with the constant force of 45 N through a distance of 0.7 ..

  What must be the speed of the capsule

To test the effects of high acceleration on the human body, NASA has constructed a large centrifuge at the Manned Spacecraft Center in Houston. what must be the speed of the capsule

  What is the period of the moon

One of the moons of a planet orbits at a distance of 9375 km from the center of the planet. what is the period of the moon

  How many neutron interactions per second occur in the target

A monoenergetic beam of neutrons, cp = 4 X 1 0 10 neutrons/cm2-sec, impinges on a target 1 cm2 in area and 0. 1 cm thick. How many neutron interactions per second occur in the target

  Calculate the q-value, recoil energy of the daughter nucleus

Calculate the Q-value, recoil energy of the daughter nucleus and the kinetic energy of the alpha particle in the following alpha decays

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