what is the mass m of the elevator? use g=10m/s2 for the magnitude of the acceleration of gravity.
Answer:
Let the acceleration the elevator was going down with be a,
Since the mass will remain constant,
we have,
M(g-a) = 1/3 Mg
g- a = 1/3 g
a=g-1/3 g
a= 2/3 g