i) Acceleration a is rate of change of velocity
a = v - u
t
V = U + at
ii)Distance is average velocity * time
S = ((v + u)/2)t;
Substitution for V with u + at;
S = ut + ½ at2
iii)Using t = (v – u)/a; in s = ut – ½ at^2
s = u (v-u)/2 + ½ a ((v-u)^2)/2
= V^2 = u^2 ÷ 2 as
Githiari answered the question on September 19, 2017 at 06:42
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