Question

76. The range of a projectile is 60 m. Its kinetic energy will be
maximum after covering a distance of :
(a) 15 m
(b) 30 m
(c) 45 m
d) 60 m​

Answer 1

Answer:

A person, standing on the roof a 40 m high tower, throws a ball vertically upwards with speed 10 m/s. Two seconds later, he throws another ball again in vertical direction.(useg=10m/s

2

) Both the balls hit the ground simultaneously.

Explanation:

please mark as brainlist answer and follow me and than I really reply your answer