A car weighting 4000 kg travelling of 25 km/sec stops in 5 sec by deceleration uniformly, then its retardation is?
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u=25 km/s
t=5 s
v=0
v=u+at
0=25+5a
-25=5a
a= -5 km / s^2
Retardation = -a = 5 km / s^2
t=5 s
v=0
v=u+at
0=25+5a
-25=5a
a= -5 km / s^2
Retardation = -a = 5 km / s^2
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