Asked by Shang shik
A lorry of mass 2000kg at 36km/h is brought to rest over a distance of 20m. Calculate the average breaking force.
Answers
Answered by
oobleck
get acceleration via
v^2 = 2as
and then, of course, F = ma = mv^2/2s
watch the units
v^2 = 2as
and then, of course, F = ma = mv^2/2s
watch the units
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