Question

An aeroplane taking off from a field has a run of 500 meters. What is the acceleration and take off velocity if it leaves the ground 10 seconds after the start ?

Answer 1

vf=10*a
vf=sqrt(2ad)
or
10a=sqrt2ad
100a^2=2*500*a
a=10m/s^2

vf=10*10=100m/s

Answer 2

It is very hard to understand that how you have done this question please send step by step