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JEE Advanced 2020 Full Test 7 Paper 1

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Question : 14

Total: 54

River stream velocity grows in proportion to the distance from the bank and reaches its maximum velocity 2m∕s in the middle. Near the bank, the velocity is zero. The speed of swimmer in still water is 5m∕s and directed perpendicular to the river stream. The width of the river is 100m the drifting in swimmer is 5 n metre. Find the value of n.

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