A Proton Is Accelerated from Rest Through a Potential Difference

question 36

Multiple Choice

A proton is accelerated from rest through a potential difference V_o and gains a speed vo.If it were accelerated instead through a potential difference of 2V_o,it would gain a speed:

• A)8 v_o
• B)4 v_o
• C)2 v_o
• D)v_o

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Definitions:

Pericardial Cavity

The potential space between the parietal and visceral layers of the pericardium, containing a small amount of lubricating fluid.

Mediastinum

The central compartment of the thoracic cavity, containing the heart, trachea, esophagus, and major blood vessels.

Positive Feedback

A process in which a system amplifies its own output or activity, leading to an increase in the production of that output.

Oxytocin

A hormone and neurotransmitter involved in childbirth and lactation, also contributing to behaviors such as social bonding and trust.