a boy riding on bike on a highway travels with a velocity of 150 km/h , covers a distance of 10 km and comes to rest . calculate acceleration
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initial velocity = 0
final velocity = 150 km/h
distance = 10 km
we know that v^2 - u^2 = 2as
by substituting,
150^2 - 0 = 20a
22500 = 20a
a = 22500/20
a = 1125km/h^s
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