Answer on Mechanics | Relativity Question for adeshina
13 a driver does a round trip to ibadan from lagos, returning to his take-off point in five hours. the distance of ibadan from lagos is 130 km. what is his average velocity?
14 a booat can travel at a speed of 12 km/h on still water of a river. when the river is flowing at a speed of 3 km/h the boat can also travel at a speed of 3 km/h relative to the water in the river. a boatman using this boat aims to cross the river from point a on the river bank to point b directly opposite to point a on the other bank of the river. how should he aim the boat to achieve this goal?
75.5 degrees upstream
14.5 degrees downstream
75.5 degrees downstream
14.5 degrees upstream
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