A boat which has a speed of 5 km hr in still water crosses a river of width 1 km along the shortest possible path in 15 minutes The velocity of the river water in km hr is (a) 3 (c) 21 (b) 4 (d) 1 A boat which has a speed of 5 km hr in still water crosses a river of width 1 km along the shortest p...

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Physics

ISBN: 978-0077339685

2nd edition

Authors: Alan Giambattista, Betty Richardson, Robert Richardson

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Posted Date: Feb 14, 2023 02:18 AM

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