Advanced Quantum Mechanics Quiz
A set of six demanding multiple‑choice questions testing deep concepts in quantum theory.
Quiz Questions
Answer all questions below and test your knowledge.
- 1
Which inequality correctly expresses the Heisenberg position‑momentum uncertainty relation for a particle in one dimension?
- 2
A spin‑½ particle prepared in the |↑z⟩ state is measured along the x‑axis. What is the probability of obtaining the +ħ/2 outcome?
- 3
For a particle confined to a one‑dimensional infinite square well of width L, which expression gives the energy of the third excited state (n=4)?
- 4
In a Bell test using CHSH inequality, what maximal quantum mechanical value can the correlation sum S achieve?
- 5
Which approximation correctly describes the transmission probability T for a particle of energy E tunneling through a rectangular barrier of height V0 (V0 > E) and width a, in the limit of a thick barrier?
- 6
Which factor most directly shortens the decoherence time of a macroscopic superposition in a thermal environment?
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