An Electron and a Proton Both Each Travel with Equal

question 43

Multiple Choice

An electron and a proton both each travel with equal speeds around circular orbits in the same uniform magnetic field, as shown in the diagram (not to scale) . The field is into the page on the diagram. Because the electron is less massive than the proton and because the electron is negatively charged and the proton is positively charged:

• A) the electron travels clockwise around the smaller circle and the proton travels counterclockwise around the larger circle.
• B) the electron travels counterclockwise around the smaller circle and the proton travels clockwise around the larger circle
• C) the electron travels clockwise around the larger circle and the proton travels counterclockwise around the smaller circle
• D) the electron travels counterclockwise around the larger circle and the proton travels clockwise around the smaller circle
• E) the electron travels counterclockwise around the smaller circle and the proton travels counterclockwise around the larger circle

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Definitions:

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A condition that results in difficulty expressing thoughts and needs verbally, often due to disorders, injury, surgery, or conditions like aphasia.

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An imaging procedure that uses computers and rotating X-ray machines to create cross-sectional images of the body, providing detailed internal views.

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A substance used in medical imaging to improve the visibility of internal structures or fluids within the body.