Question

A stone falls freely under gravity. The total distance covered by in the last second of its journey
equals the distance covered by it in first three seconds of motion. The time for which the stone is in air
is
a)5 s
b) 12 s
c) 15 s
d) 8 s
​

Answer 1

Answer:

5s

Explanation:

Hopefully it helps✌✌

Answer 2

Explanation:

5 sec is the correct answer