If the Energy of the Virtual Photon Mediating an Electron-Proton $\rarr$

question 44

Multiple Choice

If the energy of the virtual photon mediating an electron-proton scattering,e^- + p $\rarr$ e^- + p,is 1.1 * 10^-20 J,what is the range of this electromagnetic interaction?

• A)0.01 µm
• B)3 µm
• C)2 mm
• D)1 cm

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Definitions:

Absolute Threshold

The minimum quantity of physical energy required for an observer to detect a stimulus 50% of the time.

Sensory Adaptation

The process by which sensory receptors become less sensitive to constant or unchanging stimuli over time.

High-volume Car Stereo

A car audio system capable of producing very loud sounds, often customized or enhanced beyond factory settings.

Loudly

With a high volume or intensity of sound that easily attracts attention or may cause disruption.