2- If the z-component of an electron spin is +h/2, what is the probability that its component along a direction z', that forms an angle θ with the z-axis, equals +h/2 or-h/2? What is the avera...
The spin operator along an arbitrary direction = (sin 0 cos 0) is defined as sin 0 sin o cos (1.18) h where S 2 _ (a) Find the eigenstates of the above spin operator and show that their eigenvalues are + 2 h h would be measured to have S (b) Find the probability that the state S =+ 2 where n' 2 would be measured to have S 2 (c) Find the probability that the state S =...
Produce pseudo-color plots of the probability density (2D cut along z axis) of the hydrogen atomic orbitals ψη1m(r, θ, φ) for n < 3 and all the allowed l and m. The color should be mapped to the values of the probability density le,1m(r, θ, φ) 2. Attach your code. (20 Calories)
Produce pseudo-color plots of the probability density (2D cut along z axis) of the hydrogen atomic orbitals ψη1m(r, θ, φ) for n
6. A plane wave in free space travels parallel to the x-y plane in a direction that makes an angle θ with the x-axis (ie, the k vector makes an angle θ with the x-axis), what are the expressions for the electric and magnetic fields? What is the average power carried by the wave? 2+2 points
6. A plane wave in free space travels parallel to the x-y plane in a direction that makes an angle θ with the x-axis...
2. Spin-1/2 system: (20 points) The Pauli matrices are, 0 -1 from which we can define the spin matrices, s.-슬&z, Šv = , S.-출.. We'll use the eigenkets of S that, for the spin half system, they can be represented by the spinors, a) Show, by matrix multiplication that |+) and |-) are eigenstates of the S operator and determine the eigenvalues. Show that they are not eigenstates of S and Sy b) Show that the matrix squares s ,...
4.8. A spin- particle, initially in a state with S h/2 with n sin i+ cos k, is in a constant magnetic field Bo in the z direction. Determine the state of the particle at time and determine how (S,), (S), and (S.) vary with time.
A rectangular loop of wire with sides H = 28 cm and W = 52 cm is
located in a region containing a constant magnetic field B = 0.9 T
that is aligned with the positive y-axis as shown. The loop carries
current I = 177 mA. The plane of the loop is inclined at an angle θ
= 35o with respect to the x-axis.
1) What is μx, the x-component of the magnetic moment
vector of the loop? A-m2...
where θ(z, t) is the angular displacement (angle of twist) along the shaft z is the distance from supported by frictionless bearings at each end, the boundary conditions are the end of the shatt and t is time. For a shaft of length 3π that s Suppose that the initial angular displacement and angular velocity are respectively You may use the result that the eigenvalues of the boundary-value problem are 上一题11试题菜单^ 退出并保存 itii, 提交试卷 14:09 2019/6/1 MacBook Pro Suppose that...
Eo z-h/2 The cylinder in the figure has radius a, height h and lies along the z axis with the origin in the middle. The cylinder is made by a perfect dielectric material and is polarized. The polarization vector is P Poay with (a) Find the density of all polarization charge distributions that may exist within or on t he cylinder. [4 points] (b) Without doing calculations, determine the direction of the electric field E at the origin. Briefly justify...
A rectangular loop of wire with sides H = 23 cm and W = 78 cm is located in a region containing a constant magnetic field B = 1.34 T that is aligned with the positive y-axis as shown. The loop carries current I = 227 mA. The plane of the loop is inclined at an angle θ = 21° with respect to the x-axis. 1) What is μx, the x-component of the magnetic moment vector of the loop? 2) What is...