Solved: Zach, whose mass is 80 kg, is in an elevator
Chapter 5, Problem 21P(choose chapter or problem)
Problem 21P
Zach, whose mass is 80 kg, is in an elevator descending at 10 m/s. The elevator takes 3.0 s to brake to a stop at the first floor.
a. What is Zach’s apparent weight before the elevator starts braking?
b. What is Zach’s apparent weight while the elevator is braking?
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