Academic Integrity: tutoring, explanations, and feedback — we don’t complete graded work or submit on a student’s behalf.

1) A light plane is trying to fly north along the eastern coast. The plane has a

ID: 2136615 • Letter: 1

Question

1) A light plane is trying to fly north along the eastern coast. The plane has a speed of 130.0mph relative to still air. After 2.00 hours, the pilot noticess his position is 225.0 miles 62.5 degrees N of W. The wind speed must therefor be ____ mph degrees S of W. Ignore air resistance.


2) An unidentified vessel is being tracked by GPS. With respect to a coordinate origin (0,0) the position of the vessel is found to be x1=10.0km east, y1=14.5km south at a time 6:25:05 UTC. The it is found to be at x2=62.0km east, y2=22.5km south at a time 8:00:50 UTC. The magnitude of the unknown object's average velocity is_____ km/hr

Explanation / Answer

16 m/s