a body is moving with velocity of 12m/s and it comes to rest in 18m. what was the acceleration?
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u = 12 m/s
s = 18m
v = 0m/s
a = ?
using 3rd equation of motion,
V square = U square +2as
(0)^2 = (12)^2+2×a×18
36a= - 144
a = -4m/second square ANS..
s = 18m
v = 0m/s
a = ?
using 3rd equation of motion,
V square = U square +2as
(0)^2 = (12)^2+2×a×18
36a= - 144
a = -4m/second square ANS..
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