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Somme de vecteurs et norme

Description

University Calcul pour la physique (Vecteurs) Quiz on Somme de vecteurs et norme, created by Loren Jørgensen on 22/12/2014.
Loren Jørgensen
Quiz by Loren Jørgensen, updated more than 1 year ago
Loren Jørgensen
Created by Loren Jørgensen almost 10 years ago
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Resource summary

Question 1

Question
\[\lVert\vec{AB}\rVert=\sqrt5\]
Image:
c3b6a28d-265d-409e-8fc5-032b37e13a33 (image/png)
Answer
  • True
  • False

Question 2

Question
\[\lVert\vec{AB}+\vec{BC}\rVert<\lVert\vec{AB}\rVert+\lVert\vec{BC}\rVert\]
Image:
c18fd120-23b4-4ebd-8e57-9b461ac34363 (image/png)
Answer
  • True
  • False

Question 3

Question
\[\vec{AB}=\vec{BC}-\vec{AC}\]
Image:
59ce9326-5994-48a3-a676-11272e5a69da (image/png)
Answer
  • True
  • False

Question 4

Question
\[\vec{AC}=(3;-1)\]
Image:
f731b6ea-6b71-46b2-be32-81e1a876a2ff (image/png)
Answer
  • True
  • False

Question 5

Question
Si \(\vec{u}=(-3;-2)\) alors \(\lVert u \rVert=-\sqrt{13}\)
Answer
  • True
  • False

Question 6

Question
\[\vec{BA}=(-2;-3)\]
Image:
1822513a-32a9-4d5d-9cff-4583d511daab (image/png)
Answer
  • True
  • False

Question 7

Question
\[\vec{AB}=\vec{OB}-\vec{OA}\]
Image:
f5e1e0a0-79ac-4769-88e8-a9da7853fb4d (image/png)
Answer
  • True
  • False

Question 8

Question
\[\vec{u}=(2;\sqrt5)\]
Image:
771f797e-b4d2-4ea4-9401-e986dcb18199 (image/png)
Answer
  • True
  • False
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