Problem: A kayaker needs to paddle north across a 100-m-wide harbor. The tide is going out, creating a tidal current that flows to the east at 2.0 m/s. The kayaker can paddle with a speed of 3.0 m/s.In which direction should he paddle in order to travel straight across the harbor?How long will it take him to cross?

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A kayaker needs to paddle north across a 100-m-wide harbor. The tide is going out, creating a tidal current that flows to the east at 2.0 m/s. The kayaker can paddle with a speed of 3.0 m/s.

In which direction should he paddle in order to travel straight across the harbor?

How long will it take him to cross?

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Our tutors have indicated that to solve this problem you will need to apply the Relative Motion concept. If you need more Relative Motion practice, you can also practice Relative Motion practice problems.