When a Particle Approaching a Potential Step Has a Total $\infty$

question 43

Multiple Choice

When a particle approaching a potential step has a total energy that is greater than the potential step, what is the probability that the particle will be reflected?

• A)P < 0.
• B)P = 0.
• C)P = 1.
• D)P > 0.
• E)P = \(\infty\).

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Definitions:

Neurons

Specialized cells within the nervous system responsible for conveying information to other nerve cells, muscles, or glands.

Autonomic Nervous System

The part of the peripheral nervous system that controls the glands and the muscles of the internal organs (such as the heart). Its sympathetic division arouses; its parasympathetic division calms.

Sympathetic Nervous System

The division of the autonomic nervous system that arouses the body, mobilizing its energy in stressful situations.

Parasympathetic Nervous System

The division of the autonomic nervous system that calms the body, conserving its energy.