List of top Physics Questions on Quantum Mechanics asked in Banaras Hindu University Postgraduate Entrance Test

For a two-dimensional free electron gas, the electron density \(n\) and Fermi energy \(E_F\) are related as:
Which of the following is a Hermitian operator?
The value of Lande \( g \)-factor for \( ^2P_{3/2} \) state is:
About Stern-Gerlach Experiment, which one is \textit{not true?}
Density of states for a one-dimensional Fermi system is proportional to:
The distribution function \( f(E) \) for a photon gas is given by:
Number of bound states for the system \( V(x) = -V_0 \delta(x-a), V_0>0 \) is:
Which of the following is not correct about Pauli spin matrices?
An electron is confined to a box of length \( L \). If the length of the box changes to \( 2L \), how would the uncertainty of momentum of the electron change?
The de-Broglie wavelength \( \lambda \) associated with an electron of energy \( V \) electron volt is: