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The energy momentum relationship for the conduction band of a 3D semiconductor is: E= (h bar)^2/2m*[k(x)^2/2+k(y)^2+k(z)^2]. Obtain the anisotropic effective mass of the electrons in matrix form.
An Australian emu is running due east in a straight line at a speed of 12.5 m/s and slows down to a speed of 11.4 m/s in 7.3 s. (a) What is the direction of the bird's acceleration? north south east west.
Migrating geese tend to travel in straight-line paths at approximately constant speed. How far is the goose from its original position
A car dealer claims that his product would accelerate at a constant rate from rest to a speed of 200 km/hr in 8s. What approximate distance will the car travel.
An athlete crosses a 28 m-wide river by swimming perpendicular to the water current at a speed of 0.8 m/s relative to the water, How fast is the water in the river flowing with respect to the ground in m/s
Find out the critical angle for the glass-synthetic interface (same as for the glass-diamond interface). Sketch a picture of the incoming ray as it interacts will all subsequent interfaces.
What is the physical meaning of the y-intercept?
A student (m = 56 kg) falls freely from rest and strikes the ground. All through the impact with the ground, he comes to rest in a time of 0.04 s.
For a patient, a doctor prescribes glasses with a converging lens having a power of 4.0 D What is the location of her eye's near point
An electric blanket is connected to a 120-V outlet, What is the resistance of the heater wire in the blanket
What is its angular displacement in this time.
A light beam containing red and violet wavelengths is incident on a slab of quartz at an angle of incidence of 25.2°. Find the dispersion of the slab
A standard 1 kilogram weight is a cylinder 40.0 mm in height and 51.0 mm in diameter. What is the density of the material
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