Priprema za ispit znanja: Vektori

Priprema za ispit znanja: Vektori

11th Grade

22 Qs

quiz-placeholder

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Priprema za ispit znanja: Vektori

Priprema za ispit znanja: Vektori

Assessment

Quiz

Mathematics

11th Grade

Medium

Created by

Aleksandra Kos

Used 5+ times

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22 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

 a i a\overrightarrow{a}\ i\ -\overrightarrow{a}   nemaju istu:

duljiinu

smjer

orijentaciju

zbroj

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Vektor je određen ako mu znamo duljinu, smjer i

orijentaciju

suprotan vektor

nul vektor

radijus-vektor

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

Koja dva vektora sa slike su jednaka?

AB i CD

AD i BC

Na slici nema jednakih vektora

Svi vektori su jednaki.

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Ako su dva vektora kolinearna, znači da su jednaka.

DA

NE

5.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Media Image

Koji je od navedenih vektora prikazan na slici?

AB=3i+4j\overrightarrow{AB}=-3\overrightarrow{i}+4\overrightarrow{j}

AB=3i+4j\overrightarrow{AB}=3\overrightarrow{i}+4\overrightarrow{j}

AB=3i4j\overrightarrow{AB}=3\overrightarrow{i}-4\overrightarrow{j}

AB=3i4j\overrightarrow{AB}=-3\overrightarrow{i}-4\overrightarrow{j}

6.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Zadani su vektori  a=2i3j\overrightarrow{a}=2\overrightarrow{i}-3\overrightarrow{j}  i   b=i7j\overrightarrow{b}=-\overrightarrow{i}-7\overrightarrow{j}  . Kolika je mjera kuta između vektora  c\overrightarrow{c}  i  d\overrightarrow{d}  ako vrijedi  c=a+b\overrightarrow{c}=\overrightarrow{a}+\overrightarrow{b}  ,  d=ab\overrightarrow{d}=\overrightarrow{a}-\overrightarrow{b}  ?

68°32´

129°45´

137°25´

14°38´

98°25´

7.

MULTIPLE SELECT QUESTION

5 mins • 1 pt

 Koji je od navedenih vektora kolinearan s vektorom  2i+4j2\overrightarrow{i}+4\overrightarrow{j}  ? Više je mogućih rješenja!

 i+2j\overrightarrow{i}+2\overrightarrow{j}  

 2i4j2\overrightarrow{i}-4\overrightarrow{j}  

 3i+j3\overrightarrow{i}+\overrightarrow{j}  

 4i3j4\overrightarrow{i}-3\overrightarrow{j}  

 4i8j-4\overrightarrow{i}-8\overrightarrow{j}  

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