If a ball is thrown vertically upwards with speed u, the distance covered during the last t seconds of its ascent is :

NEET 2003 Physics question

Physics Motion in a Straight Line NEET 2003

If a ball is thrown vertically upwards with speed , the distance covered during the last seconds of its ascent is :

(1)
(2)Correct
(3)
(4)

Answer: (2)

Solution

The ball rises for a total time and its speed becomes zero at the top. Reverse the motion of the last seconds: it is equivalent to a body falling from rest at the top for seconds. Distance (independent of ). Check: speed seconds before the top

See the full step-by-step solution

Create a free account to read the complete working, and practise questions like this in a timed test.

Create a free account

Question ID VK-089135