posted by Anonymous .
A loaded truck can accelerate at 4.1 m/s
loses its load so that it is only 0.8 as massive.
By what factor must the acceleration
change for the same driving force?
F = M1 A1 = M2 A2
M2 = .8 M1
M1 A1 = .8 M1 A2
A2 = (1/.8) A1
A2 = 1.25 A1