Question

Please solve this ...​

Answer 1

Answer:

19.6m/s.

Explanation:

v^2-u^2=2as

u=0 g=9.8 s=3×9.8

v^2=2×9.8×3×9.8

v=19.6 m/s. approx.

Answer 2

Explanation:

v=19.6 is the correct answe