2.4 Adding Vectors Flashcards
1
Q
When adding vectors how should they be drawn?
A
From when it starts to the the end, they should form one path and the arrows in the same direction ( unless its a triangle one should face the other direction )
2
Q
When adding vectors using a diagram, where should the answer be drawn?
A
From when the first vector ends/ its tail to where the last vector starts/ its nose
3
Q
Define anti parallel vectors
A
Vectors that are in the same line but in opposite directions
4
Q
How can the size and direction of the answer vector be found algebraically?
A
Bu using Pythagoras’ theorem, sine rule or cosine rule