Answer:
Final velocity will be equal to 14 m/sec
Step-by-step explanation:
We have given initial velocity u = 5 m/sec
Constant acceleration is given

Time t = 6 sec
We have to find the final velocity
From first equation of motion
, here v is final velocity, u is initial velocity , a is acceleration and t is time
So

So equal final velocity will be equal to 14 m/sec