Starting from a pillar, you run 200 m east (the +x-direction) at an average speed of 5.0 m>s and then run 280 m west at an average speed of 4.0 m>s to a post. Calculate (a) your average speed from pillar to post and (b) your average velocity from pillar to post.
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Starting from a pillar, you run 200 m east
(the +x-direction) at an average speed of 5.0 m>s and then run 280 m
west at an average speed of 4.0 m>s to a post. Calculate (a) your average
speed from pillar to post and (b) your average velocity from pillar
to post.
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