Exhibit 4-1While her kid brother is on a wooden horse at the edge of a merry-go-round, Sheila rides her bicycle parallel to its edge. The wooden horses have a tangential speed of 6 m/s. Sheila rides at 4 m/s. The radius of the merry-go-round is 8 m.Use this exhibit to answer the following question(s).
Refer to Exhibit 4-1. At what time intervals does Sheila encounter her brother, if she rides opposite to the direction of rotation of the merry-go-round?
A. 5.03 s
B. 8.37 s
C. 12.6 s
D. 25.1 s
E. 50.2 s
Answer: A
Physics & Space Science
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