Equipartition of energy and degrees of freedom in Diatomic gas
108778
7/2 versus 9/2 for diatomic heat capacity
86439
Why do we ignore rotational energy in monatomic gases?
8760
Is the harmonic oscillator potential unique in having equally spaced discrete energy levels?
143157
Perturbation theory: justifying expansion in terms of eigenstates of the basis Hamiltonian
93070
How is quantum mechanics consistent with statistical mechanics?
35963
Why is the state of a simple compressible system completely specified by two independent intensive properties?
42186
When is the Hamiltonian of a system not equal to its total energy?
104973
Why are hydrogen energy levels degenerate in $\ell$ and $m$?
81980
Sign of Work and potential energy in electrostatics
124744
Conservation of $\vec{p}$ in Ballistic pendulum
33126
Why does the Boltzmann factor $e^{-E/kT}$ seem to imply that lower energies are more likely?
154513
Do stationary states with higher energy necessarily have higher position-momentum uncertainty?
69293
Physical dimensions for the Coulomb force in SI and CGS
99194
Scale invariance symmetry as a simple argument in an electrostatics problem
90716
Conservation of energy and wavefunctions
47173
Half-integer eigenvalues of orbital angular momentum
145626
Normalisation of free particle wavefunction