A man can swim in still water at `4m//s` river is flowing at `2m//s`. the angle with downstream at which he should swim to cross the river minimum drift is

A swimmer can swim in still water with speed v and the river is flowing with speed v//2 . What is the ratio of the time taken to swimming across the river in shortest time to that of swimming across the river over the shortest distance ?

A swimmer can swim in still water with speed v and the river is flowing with speed v//2 . What is the ratio of the time taken to swimming across the river in shortest time to that of swimming across the river over the shortest distance ?

A swimmer can swim with speed 12 m/s in still water. Speed of river is 6 m/s. Find angle at which he should swim with downstream so that he reaches directly opposite point on other side

A swimmer can swim in still water with speed v and the river is flowing with velociyt v//2 . To cross the river in shortest distance, he should swim making angle theta with the upstream. What is the ratio of the time taken to swim across the shortest time to that is swimming across over shortest distance

A boy can swim in still water at 1m//s . He swims across a river flowing at 0.6m/s which is 336 m wide. If the travels in shortest possible time, then what time he takes to cross the river?

A man can swim at a speed of 3 km/h in still water. He wants t cross a 500 m wide river flowing at 2 km/h. He flow at an angle of 120 with the river flow while swimming. A. Find the time he takes to cross the river. b.At what point on the opposite bank will he arrive?

A man can swim at a speed of 3 km/h in still water. He wants t cross a 500 m wide river flowing at 2 km/h. He flow at an angle of 120 with the river flow while swimming. A. Find the time he takes to cross the river. b.At what point on the opposite bank will he arrive?

A man can swim at a speed of 3 km/h in still water. He wants t cross a 500 m wide river flowing at 2 km/h. He flow at an angle of 120 with the river flow while swimming. A. Find the time he takes to cross the river. b.At what point on the opposite bank will he arrive?

A river is flowing from the west to the east at 5m/min. A swimmer on the southerm bank can swim at 10 m/min in still water. In what direction should he swim if (i) He wishes to cross the river in minimum time (ii) He wishes to cross te river through shortest route