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A ferry is crossing a river. The ferry is headed
due north with a speed of 2.8 m/s relative to
the water and the river’s velocity is 4.9 m/s
to the east.
a) What is magnitude of the boat’s velocity
relative to Earth

  • Physics -

    Add the two perpendicular vector velocities. The resulant magnitude can be computed using the Pythagorean theorem.

    sqrt[2.8^2 + 4.9^2] = ?

  • Physics -


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