Two ships are 10 km apart on a line from south to North. The one further North is moving towards West at 40 km/hr and other is moving towards North at 40 km/hr. The distance of closest approach is

Two ships are 10 km apart on a line from south to North. The one furth

1.	Two ships are 10 km apart on a line from south to North. The one further North is moving towards West at 40 km/hr and other is moving towards North at 40 km/hr. The distance of closest approach is
Answer» 5 KM `5sqrt(2)` km 10 km `(5)/(SQRT(2))` km Answer :B