Assignment Questions:
1. Bring out the equations for the electron moving in the perpendicular electric and magnetic fields assuming that the electron moves along the positive z direction and the magnetic field is along x direction.
2. What will be displacement made by the electron if it moves in a parallel electric field with some initial velocity Vxi?
3.Electron follows a parabolic path in a perpendicular electric field. The equation of the parabola is given as
1. Bring out the equations for the electron moving in the perpendicular electric and magnetic fields assuming that the electron moves along the positive z direction and the magnetic field is along x direction.
2. What will be displacement made by the electron if it moves in a parallel electric field with some initial velocity Vxi?
3.Electron follows a parabolic path in a perpendicular electric field. The equation of the parabola is given as
z= ky2. . Give your
comments.
4.An electron inside a metal is acted upon by an external electric field and explain about its velocity and its motion.
5.What are the postulates of classical free electron theory?
6.What are the drawbacks of classical free electron theory?
7.The molecules are in random motion inside a container. Bring out the kinetic energy of the molecules at any given temperature.
8.If the difference in the energy above the Fermi energy is kBT, then evaluate Fermi function at 300K.
9.The electrical resistivity of copper is 1.69 x 108 Ωm. Thermal conductivity is 390 W/m/k. Evaluate its Lorentz number.
10. Define Fermi energy level at any temperature.
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