A 17 Kg Model Airplane Is Flying North at 12

Multiple Choice

A 1.7 kg model airplane is flying north at 12.5 m/s initially, and 25 seconds later is observed heading 30 degrees west of north at 25 m/s. What is the magnitude of the average net force on the airplane during this time interval?

A) 0.85 N
B) 0.63 N
C) 1.1 N
D) 1.5 N