Quantum, Atomic, and Nuclear Physics
What phenomenon does wave function collapse refer to?
The distribution of particles within a material
A change to a classical physical law over time
The conversion of energy content into mass over a distance
An observation or measurement causing a quantum state to assume a definitive value
A particle confined within a one-dimensional box has its length tripled; which transition would now release photons with minimum frequency when changing between discrete energy levels?
Transition from to either before or after tripling
Transition from initial ground state to first excited state after tripling
Transition from to before tripling
Transition from to after tripling
When studying quantum tunneling effects experientially how could one alter experimental conditions so as to increase observation rates?
Add barriers of varying thicknesses for comparative analysis
Decrease barrier thickness which enhances tunneling probability
Introduce higher frequency electromagnetic waves into system
Apply stronger magnetic fields perpendicular to the barriers
If an experiment using a double-slit setup is producing unclear interference patterns, which adjustment would most likely sharpen the clarity of the observed fringes?
Decrease the width of each slit to allow more diffracted waves through.
Use polychromatic light for a broader range of colors in the pattern.
Use monochromatic light to ensure coherent wave fronts.
Increase the distance between the slits to widen the overall pattern.
How does a person feel the warmth of a fireplace most intensely?
Radiation as emitted infrared waves are absorbed directly by the skin.
Conduction as heat transfers when the person is in physical contact with the fire's surroundings.
Adiabatic expansion as cold air around the person expands and absorbs heat from the fire.
Convection as hot air emanating from the fire comes into contact with the person.
What is the probability of finding a particle in a certain region of space defined by its wave function?
Proportional to the square of the wave function's amplitude in that region.
Dependent on the product of wave function's amplitude and frequency.
Inversely proportional to the cube of the distance from the nucleus.
Equal to the ratio of the wave function's amplitude to its wavelength in that region.
What is the SI base unit for measuring the wavelength of a wave?
Ampere (A)
Meter (m)
Kelvin (K)
Grams (g)

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What theoretically happens when fundamental physical constants governing Coulomb’s law abruptly vanish regarding proton-electron systems described by quantum mechanics?
New types exotic chemistry emerge stemming charge-neutral environments allowing novel molecular formations previously impossible with normal electromagnetic rules applied.
Electrons cease experiencing electrical attraction toward protons potentially collapsing stable atomic orbits altogether unless other forces compensate somehow explanation-wise.
Quantum states fundamentally shift enabling protons plus electrons form stable composite particles displaying neither distinctly 'protonic' nor 'electronic' characteristics peculiarly enough given scenario supposed here.
Proton-electron pairs drift apart slowly since existing momentum keeps them moving along initial trajectories despite lacking further electromagnetic interactions now.
Which variable represents time in Schrödinger's equation for nonrelativistic particles?
t
p (momentum)
λ (lambda)
E (energy)
What variable usually represents time in Schrödinger's equation?
t
k
m
x