Question

9.
A ball is projected from the ground at a speed
of 10 ms, making an angle of 30° with the
horizontal. Another ball is simultaneously
released from a point on the vertical line along
the maximum height of the projectile. Both of
them collide, then the initial height of the
second ball is
(g = 10 ms?
(1) 6.25 m
(2) 2.5 m
(3) 3.75 m
(4) 5 m​

Answer 1

Explanation:

projected from the ground at a speed

of 10 ms, making an angle of 30° with the

horizontal. Another ball is simultaneously

released from a point on the vertical line along

the maximum height of the projectile. Both of

them collide, then the initial height of the

second ball is

(g = 10 ms?

(1) 6.25 m

(2) 2.5 m

(3) 3.75 m

(4) 5 m