Question

Two balls are projected horizontally from the top of the building simultaneously with velocities 15 msâ’1 and 20 msâ’1 respectively. The ratio of time taken by them to reach the ground is

Answer 1

Answer:

Explanation:

Velocity of first particle is 15 . Second particle 20 (initial speed) now use equation of motion s=ut +1/2atsquare.for both then you get ,4:3 is answer.