Recent content by pmelt

Okay I got it now.. so then would a) and c) have the same magnitude because of Newton's 3rd law? Thank you very much by the way, much appreciated.

Thanks :) Since the elevator is accelerating upward for a) and b), would you subtract the acceleration from gravity?

Homework Statement A 48 kg passenger rides in an elevator that starts from rest on the ground floor of a building at t = 0 and rises to the top floor during a 10 s interval. The acceleration of the elevator as a function of the time is shown in Fig. 3-32, where positive values of the...