Homework Help: physics

Posted by Cindy on Monday, February 8, 2010 at 4:27pm.

At t = 0, an automobile traveling north begins to make a turn. It follows one-quarter of the arc of a circle of radius 9.3 m until, at t = 1.38 s, it is traveling east. The car does not alter its speed during the turn.
(a) Find the car's speed.
___ m/s

(b) Find the change in its velocity during the turn.
____ m/s

(c) Find its average acceleration during the turn.

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