Kinematics 3 Question 2
2. Ship is sailing towards north-east with velocity , where points east and north. Ship is at a distance of east and north of Ship and is sailing towards west at . will be at minimum distance from in
(2019 Main, 8 April I)
(a)
(b)
(c)
(d)
Show Answer
Answer:
Correct Answer: 2. (b)
Solution:
- Considering the initial position of ship
as origin, so the velocity and position of ship will be
Now, as given in the question, velocity and position of ship
After time
So, distance between
Distance is minimum when
After differentiating, we get