# physics

Zach, whose mass is 69 kg, is in an elevator descending at 10 m/s. The elevator takes 2.5 s to brake to a stop at the first floor.
(a) What is Zach's apparent weight before the elevator starts braking?
1 N

1. 0
2. 5
1. 69 * 9.8 = 676.2 N

posted by nathan

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