What is the key difference between a classical particle and a quantum particle when approaching a barrier?

Quantum Tunneling Concepts and Applications

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Physics
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11th Grade - University
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Hard

Mia Campbell
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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A classical particle has a non-zero probability of passing through the barrier.
A classical particle can always pass through the barrier.
A quantum particle has a non-zero probability of passing through even if its energy is less than the barrier height.
A quantum particle cannot pass through the barrier if its energy is less than the barrier height.
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What does the transmission coefficient T represent in quantum mechanics?
The probability of a particle being destroyed by the barrier.
The probability of a particle being reflected by the barrier.
The probability of a particle passing through the barrier.
The probability of a particle being absorbed by the barrier.
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How is the transmission factor T derived in the context of quantum tunneling?
By using classical mechanics equations.
By solving a set of linear equations using algebraic manipulations.
By guessing the values based on experimental data.
By using the laws of thermodynamics.
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the significance of the parameter eta in the context of quantum tunneling?
It represents the mass of the particle.
It represents the energy of the particle relative to the barrier height.
It represents the charge of the particle.
It represents the speed of the particle.
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is quantum tunneling?
The phenomenon where a particle is destroyed upon hitting a barrier.
The process of a particle being reflected by a barrier.
The phenomenon where a particle passes through a barrier despite having less energy than the barrier height.
The process of a particle being absorbed by a barrier.
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How does the transmission coefficient T change as the energy of the particle approaches the barrier height?
T increases slightly.
T decreases to zero.
T becomes negative.
T remains constant.
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the relationship between the transmission coefficient T and the reflection coefficient R?
T and R are independent of each other.
T plus R equals one.
T is always greater than R.
T is always less than R.
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