A Proton Has Five Times the Momentum of an Electron

question 123

Multiple Choice

A proton has five times the momentum of an electron. If the electron has a de Broglie wavelength λ, then the de Broglie wavelength of the proton is

• A) λ.
• B) 5λ.
• C) λ /5.
• D) 25λ.
• E) λ /25.

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Definitions:

Ascending Fibres

Nerve paths that carry sensory information from the body up to the brain.

Reticular Activating System

A network of neurons located in the brainstem that plays a crucial role in controlling arousal and alertness levels.

REM Sleep

A stage of sleep characterized by rapid eye movements, vivid dreaming, and increased brain activity.

Pons

A part of the brainstem that links the medulla oblongata and the thalamus, playing a crucial role in controlling breathing, communication between different parts of the brain, and sensations such as hearing and taste.