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The solar wind is a continuous stream of particles, mostly protons and electrons, moving away from the Sun.
Bragg's Law applies to a very particular diffraction geometry. Determine the condition for constructive interference for the following, more general
According to the Schrodinger atomic model, each quantum state of an atom or ion can be labelled using two quantum numbers n and l.
Prove that if G is a finite group of prime power order p^a, then the center Z(G) can not be the identity subgroup.
Express the ratio of cross sections of K^-p?pi^+ S^-,K^-p?pi^0 S^0, K^-pi?pi6- S^+ in terms of the isospin amplitudes A0, A1, A2.
The gravitation field produced by an object is defined as the gravitational force that the object exerts on a small test particle of mass m.
Through what potential difference would an electron have to be accelerated from rest to give it a de Broglie wavelength of 1.2 × 10^ -10 m?
What is the probability of finding the particle in the interval 0 less than or equal to x less than or equal to pi/2b?
Show that integral from - infinity to + infinity of psi_1(x) times psi_2*(x) dx is equal to integral from - infinity to + infinity of phi_1(k) times phi_2*(k)
A satellite of mass 150kg is launched into orbit above the surface of the Earth in a circular orbit. what is the speed of the satellite in its orbit?
Consider a 3-dimensional, spherically symmetric, isotropic harmonic oscillator with a potential energy of
Estimate the speed of a typical long-period comet at perihelion. (Hint: At aphelion, the comet is moving very slowly.)
We study the relationship between the position space wave function and the momentum space wave function in quantum mechanics
The time-independent Schrodinger equation for a free particle moving in one dimension (x) is written as (d^2 Psi(x) / dx^2) + k^2 Psi(x) = 0, where k is a const
The magnitude and direction(with respect to B) of magnetic moment induced by the field.
A physical pendulum consists of a uniform rod of mass M and length L. The pendulum is pivoted at a point that is a distance x from the center of the rod
An electron of mass m is in a circular orbit in the potential U=0.5 k r^2. Using Bohr's quantization rule, find the allowed orbital radii and energy levels.
The earth's radius is 4000 miles, the highest point that the satellite is from the surface of the earth is 800 miles, and the lowest is 200 miles.
Two identical spin-1/2 particles are confined to an infinite one-dimensional square well of width a with infinite potential barriers at x=0 and x=a.
A celebrity holds a press conference, which is televised live. A television viewer hears the sound picked up by a microphone directly in front of the celebrity.
An electron is in a strong, static, homogenous magnetic field with magnitude B0 in the z direction. At time t=0, the spin of the electron is in the +z direction
Find the only way to construct a length from the parameters in the Schrodinger equation for the hydrogen atom. Compare with the Bohr radius.
A particle with mass m is in a one-dimensional infinite square-well potential of width a, so V(x)=0 for 0 <= x <= a
The magnetic stripes from seafloor data recorded off the coast of Vancouver and Washington State.What is always characteristic of a tectonic plate?
An electron is in a strong, uniform, constant magnetic field with magnitude B_0 aligned in the +x direction. The electron is initially in the state