a) Ft = change in mv.
Put mass in kg and v in m/s. Solve for F. F = mv/t
b) x = 1/2(v + 0)t
c) how is this different than b)?
And what is a macopolo?
a macopolo of a mass 1200000g travelling at 72km/h is brought to rest in 4s.with the aid of a diagram,find its (a)average retardation (b)average breaking distance (c)the total distance moved during deceleration
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