A certain aircraft has a liftoff speed of 117 km/h. (a) What minimum constant acceleration does the aircraft require if it is to be airborne after a takeoff run of 264m? (in m/s²) (b) How long does it take for the aircraft to become airborne?
a. 2.62 m/s²
b. 9.53 seconds
c. 3.48 m/s²
d. 7.32 seconds