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January 28, 2015

January 28, 2015

Posted by **shine** on Wednesday, December 12, 2012 at 6:02pm.

Incorrect.

A 77.2-kg person stands on a scale in an elevator. What is the apparent weight when the elevator is (a) accelerating upward with an acceleration of 1.66 m/s2, (b) moving upward at a constant speed, and (c) accelerating downward with an acceleration of 1.42 m/s2?

- Physics -
**Damon**, Wednesday, December 12, 2012 at 6:13pmForce = mass * acceleration

if standing on scale in elevator

Fup from scale - m g = m a

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