Question: Zach, whose mass is 9 0 kg , is in an elevator descending at 1 0 m s . The elevator takes 4 . 0

Zach, whose mass is 90 kg , is in an elevator descending at 10ms. The elevator takes 4.0 s to brake to a stop at the first floor.
What is Zach's apparent weight before the elevator starts braking?
Express your answer with the appropriate units.
Zach, whose mass is 9 0 kg , is in an elevator

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