Question

An airplane, initially moving at 3.0 m/s along a runway, begins to accelerate at 3.6 m/s2. How far down the runway will it be in 20. seconds?

Answer 1

how long hav u been waiting?

Answer 2

just call somebody when nobody sees u....

Answer 3

by just clicking at @ button....

Answer 4

(v-u)/t =a
u= 3 m/s
a = 3.6 m/s^2
t=2 s

Answer 5

if u put in the above relation u will get the answer..............

Answer 6

you may use the formula :
\[s= ut + \dfrac{1}{2}at^2\]