Question
A 86-kg man stands on a spring scale in an elevator. Starting from rest, the elevator ascends, attaining its maximum speed of 1.2 m/s in 0.86 s
what does the spring scale measure in the first .86 seconds of the elevator's ascent?
what does the spring scale measure in the first .86 seconds of the elevator's ascent?
Answers
bobpursley
acceleration= changevelocyt/time figure that out.
scale reading= mg+ma
scale reading= mg+ma