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A river has a steady speed of 0.650 m/s. A student swims upstream a distance of...

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Physics

A river has a steady speed of 0.650 m/s. A student swimsupstream a distance of 1.00 km and swims back to the startingpoint.

(a) If the student can swim at a speed of 1.15 m/s in stillwater, how long does the trip take? s

(b) How much time is required in still water for the same lengthswim? s

(c) Intuitively, why does the swim take longer when there is acurrent?

Answer & Explanation Solved by verified expert
3.9 Ratings (580 Votes)
What happens if the water is still The student swims a distance of 100 km upstream at a speed of 115 ms using the simple distancetime formula d vt the time for the trip is t dv 10103m115 ms 1000115 870 and the same is true for the trip back downstream So the tot at time for the trip is 870 s 870 s    See Answer
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