Question

A swimmer overcame a raft of wooden block at a point B, when he was in downstream motion. 50 minute later be turned back and after some time passed the wooden block at a distance 3km from the point B. Find the stream velocity assuming the swimming speed is constant.​

Answer 1

Answer:

A motorboat going downstream overcame a raft at a point A; τ=60min later it turned back and after some time the raft is at a distance l=6.0km from the point A. Find the flow velocity in km/h assuming the duty of the engine to be constant.

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Answer 2

Answer:

v= distance / time

v= 50/3

v= 16.6

Explanation:

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