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Physics, 12.10.2019 05:20 malika61

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 stopat the first
floor.
a. what is zach’s apparent weight before theelevator starts
braking?
b. what is zach’s apparent weight while theelevator is braking?

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Zach, whose mass is 80 kg, is in an elevator descending at
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