vaidu9091 vaidu9091

10-09-2020
Physics

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Find rate of speed in water with the rate of the current.

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Mblancher993 Mblancher993

10-09-2020

Answer: The speed of the boat in still water or 'b' = 10 km/h. The speed of the current or the river = 4 km/h. Therefore the speed of the boat when going upstream = b – r = 10 – 4 = 6 km/hr. Therefore the distance covered in one hour = 6/1 = 6 km.

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