Acertain aircraft has a liftoff speed of 127 km/h. (a) what minimum constant acceleration does the aircraft require if it is to be airborne after a takeoff run of 277 m?

Aswimmer is determined to cross a river that flows due south with a strong current. initially, the swimmer is on the west bank desiring to reach a camp directly across the river on the opposite bank. in which direction shoud the swimmer head? a. the swimmer should swim southeast. b. the swimmer should swim south. c. the swimmer shuold swim northeast. d. the swimmer should swim due north. e. the swimmer should swim due east.