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River 30m wide, flowing at a velocity of 3.5m/s. Boat whose velocity 6m/s crosses the river from a point A on one bank and to a point B on another bank, 5m upstream. what is the time take for the crossing.

River 30m wide, flowing at a velocity of 3.5m/s. Boat whose velocity 6m/s crosses the river from a point A on one bank and to a point B on another bank, 5m upstream.  what is the time take for the crossing.

Grade:12

2 Answers

Piyush
askIITians Faculty 112 Points
8 years ago
How you have solved this question?
Piyush
askIITians Faculty 112 Points
8 years ago
Otherwise first find the angle by which it will going to move (by finding the time along x and along y and equate) then you will be able to find time.

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