The speed of boat is 
in still water. It crosses a river of width 2 km along the
shortest path in 7 minutes. The velocity of the river is:
A
B
C
D
Text Solution
Verified by ExpertsThe correct answer is:
A
When a boat tends to cross a river of width along a shortest path, relative velocity of boat is-
Resultant velocity of the boat and river 
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