A ship travels 20km in a direction 30 degrees south of east, then turns and goes due south for another 40km, then turns again 30 degrees of South of East and goes another 20km. What is the ship's displacement from its original position?
1
Expert's answer
2020-07-10T10:28:57-0400
Suppose journey started from origin.
Now,
x=40cos(30∘)kmy=40sin(30∘)+40km
Thus, Coordinate of the final position is (−x,−y) ,hence displacement is
Comments
Leave a comment