You Drop Two Iron Marbles into a Jar of Honey

question 18

Multiple Choice

You drop two iron marbles into a jar of honey. The area of the larger marble is 9 times the area of the smaller one. If the velocity of the smaller marble is half the velocity of the large one, what is the ratio of the viscous forces on the two marbles?

• A)The viscous force on the large marble is 6 times greater than on the small marble.
• B)The viscous force on the small marble is 6 times greater than on the large marble.
• C)The viscous force on the large marble is 18 times greater than on the small marble.
• D)The viscous force on the small marble is 18 times greater than on the large marble.

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Definitions:

Division I

The highest level of intercollegiate athletics sanctioned by the National Collegiate Athletic Association (NCAA) in the U.S., known for its rigorous competition and athletic scholarships.

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An American football played by teams of student athletes fielded by American colleges, universities, and military academies.

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Probabilities

The measure of the likelihood that an event will occur, represented as a number between 0 and 1, where 1 indicates certainty.