Solved: While riding on an elevator descending with a
Chapter 2, Problem 89(choose chapter or problem)
While riding on an elevator descending with a constant speed of 3.0 m/s, you accidentally drop a book from under your arm. (a)How long does it take for the book to reach the elevator oor, 1.2 m below your arm? (b) What is the books speed relative to you when it hits the elevator oor?
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