Question

the average velocity of freely falling body is 7m/s. then it is released from a height equal to​

Answer 1

Answer:

Avg. velocity=v0+vf/2

So, the final velocity, vf =2(7)=14 m/s

Then:

14 m/s=√2gh

196=2gh

h=196/2(9.8)

h=10 m

Answer 2

Answer:

answer is in the above attachment