Question

The KE and PE of an aeroplane flying horizontally at a height 400m are in the ratio 2:5. The
velocity of the plane is
1) 28 m/s
2) 140 m/s
3) 70 m/s
4) 56 m/s​

Answer 1

Explanation:

I think 140 m per second

Answer 2

you answer is 56m/a

it is correct answer

it is help for you

help mean thank my answer