Question
What is the resultant displacement when a ship sail 200km north and then 150km west
Answers
John1
150^2 + 200^2 = c^2
62,500 = c^2
displacement is 250
62,500 = c^2
displacement is 250
Damon
That is distance (scalar) not displacement (vector)
angle west of north = A
tan A = 15/20 = 3/4 = .75
A = 36.9 deg west of north
or
360 - 36.9 = 323.1 degrees true
angle west of north = A
tan A = 15/20 = 3/4 = .75
A = 36.9 deg west of north
or
360 - 36.9 = 323.1 degrees true