- #1
negation
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- 0
Homework Statement
A car, initially going east ward, rounds a 90 degree curve and ends up heading southward. If the speedometer reading remains constant, what's the direction of the car's average acceleration.
The Attempt at a Solution
a = Δv/Δt
vi = (c,0)
vf = (0,-c)
(vf - vi )/Δt =(-c,-c)/Δt