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A boat moves relative to water with a velocity which is 'n' times the river flow (a) If n < 1 boat can not cross the river (b) If n = 1 boat can not cross the river without drifting (c)If n > 1 boat can cross the river along shortest path (d) Boat can cross the river what ever is the value of n excluding zero value. |
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Answer» only a is correct |
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