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JEE Main Physics question

PhysicsMotion in a PlaneJEE Main

A boat is sent across a river with a velocity of boat 8 km/hr. If the resultant velocity of boat is 10 km/hr, then velocity of the river is [Pb. PET 2004]

Answer: (C)

Solution

With boat heading straight across, resultant :

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Question ID VK-152324