SAT Subject Physics Practice Question 408: Answer and Explanation

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Question: 408

14. While riding on a merry-go-round, you decide to move from a position close to the center to a position on the outside rim of the merry-go-round. After you have changed position, which of the following has remained the same?

A. Tangential acceleration
B. Centripetal force
C. Angular displacement
D. Tangential velocity
E. Tangential displacement

Correct Answer: C


The correct answer is (C). Regardless of where on the merrygo- round you are located during the ride, your angular displacement is the same for the whole ride.

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