Particle in a Finite Potential Well: Quantum Tunneling

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Science, Physics
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University
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Hard
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7 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What classical analogy is used to explain quantum tunneling?
A plane flying over a mountain
A ball rolling down a hill
A ball being pushed over a hill
A car driving through a tunnel
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following is NOT a condition for quantum tunneling?
The particle's kinetic energy must be less than the barrier's potential energy
The barrier must be thin
The barrier must have infinite potential energy
The particle must have wave-like properties
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
During tunneling, the wave function of a particle changes to what form?
Quadratic increase
Linear growth
Exponential decay
Constant amplitude
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What happens to the amplitude of the wave function after tunneling?
It decreases
It increases
It becomes zero
It remains the same
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
According to the Heisenberg uncertainty principle, why can't we precisely know an electron's position?
Because electrons are always in motion
Because electrons are too small
Because electrons move too fast
Because there are no exact solutions in quantum mechanics
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the role of the Heisenberg uncertainty principle in quantum tunneling?
It makes particles move faster
It prevents particles from tunneling
It allows particles to have a definite position
It ensures there is some probability of a particle being on the other side of a barrier
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which formula component is NOT part of calculating tunneling probability?
Width of the barrier
Planck's constant
Speed of light
Mass of the particle
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