A river is flowing from West to East at a speed of 8 m per 
. A man on the South bank of
the river, capable of swimming at 
in still water, wants to swim across the river in the shortest time. He should swim in a direction
A
due North
B
East of North C
West of North D
East of North
Text Solution
Verified by ExpertsThe correct answer is:
A
The situation can be drawn as follows,
Here, AC is the shortest distance for the person to cross the river
Time taken by person, 
and for minimum 
. 
should be 
.
Thus, the direction in which the swimmer should more will be in north direction.
Prepare Smarter with CGP Edu
Get practice questions, solutions, and test series in one place.
Write a Review
Share your experience with this question and solution.
Commentary
Send your comment, doubt, correction, or feedback to admin.
Similar Questions
Explore conceptually related problems
For two vectors and is always true when
Two particles in the same vertical plane are thrown to strike at same time. One from
ground and oth…
An insect starts climbing a conical birthday hat of radius 5 cm at base. It starts from point
A and…
A ball is thrown from the ground to clear a wall 3 m high. The distance to the wall is 6 m
and it f…
A car runs along a horizontal straight road at a speed of . A person in it observes
the rain hitti…
A bullet is fired from horizontal ground at some angle passes through the point ,
where ' ' is th…