Adding 2 vectors together graphically

  • Thread starter Ally385
  • Start date
  • #1
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Homework Statement


When adding 2 vectors together graphically, which of the following may be done?
A) moving a vector
B) rotating a vector
C) changing the length of a vector
D) changing the angle between the vectors


Homework Equations


a = ax +ay


The Attempt at a Solution


I think it's rotating a vector but I'm not certain.
 

Answers and Replies

  • #2
berkeman
Mentor
59,652
9,797

Homework Statement


When adding 2 vectors together graphically, which of the following may be done?
A) moving a vector
B) rotating a vector
C) changing the length of a vector
D) changing the angle between the vectors


Homework Equations


a = ax +ay


The Attempt at a Solution


I think it's rotating a vector but I'm not certain.

Welcome to the PF.

Why do you say that?

Take two vectors, sketch them individually, and then sketch their addition. What did you do when you sketched their addition?

A = [1,1]
B = [2,3]
C = ? (sketch the answer...)
 

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