An Electron and a Proton Both Each Travel with Equal

question 6

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:

Fixed Inspection Cost

A cost that remains constant for a specific period regardless of the level of goods produced or inspected.

Machine-Hours

Machine-hours are a measure of the amount of time a machine is operated, used in manufacturing to allocate costs to products.

Relevant Range

It refers to the span of activity within which the assumptions about fixed and variable cost behaviors hold true.

Contribution Margin

The amount of revenue left after deducting all variable costs associated with producing and selling a product, indicating how much contributes towards covering fixed costs and generating profits.