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Two children, Jason and Betsy, ride on the same
Chapter 10, Problem 27P(choose chapter or problem)
Problem 27P
Two children, Jason and Betsy, ride on the same merry-go-round. Jason is a distance R from, the axis of rotation; Betsy is a distance 2R from the axis. Is the rotational period of Jason greater than, less than, or equal to the rotational period of Betsy? (b) Choose the best explanation from among the following:
I. The period is greater for Jason because he moves more slowly than Betsy.
II. The period is greater for Betsy since she must go around a circle with a larger circumference.
III. It takes the same amount of time for the merry-go-round to complete a revolution for all points on the merry-go-round.
Questions & Answers
QUESTION:
Problem 27P
Two children, Jason and Betsy, ride on the same merry-go-round. Jason is a distance R from, the axis of rotation; Betsy is a distance 2R from the axis. Is the rotational period of Jason greater than, less than, or equal to the rotational period of Betsy? (b) Choose the best explanation from among the following:
I. The period is greater for Jason because he moves more slowly than Betsy.
II. The period is greater for Betsy since she must go around a circle with a larger circumference.
III. It takes the same amount of time for the merry-go-round to complete a revolution for all points on the merry-go-round.
ANSWER:
Step 1 of 2
We have to identify the correct answer.