Quiz vettori

Quiz vettori

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10 Qs

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Quiz vettori

Quiz vettori

Assessment

Quiz

Other

University

Practice Problem

Medium

Created by

Luigi Calvanese

Used 75+ times

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10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

Il risultato di un prodotto vettoriale fra due vettori è :

un vettore

uno scalare

un tonno

un numero

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

Il prodotto scalare del vettore

 a\overrightarrow{a}  per il vettore  b\overrightarrow{b}  è :

  a\cdot b\cdot sen\left(\alpha\right)  

 abcos(α)a\cdot b\cdot\cos\left(\alpha\right)  

 aba\cdot b  

 abcos(α)a-b\cdot\cos\left(\alpha\right)  

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

L'operazione rappresentata in figura corrisponde a :

c=bac=b-a

c=b+ac=b+a

c=abc=a-b

a=c+ba=c+b

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

Il risultato del prodotto scalare fra i vettori  F\overrightarrow{F}  e  v\overrightarrow{v}  è :

 FvFv  

 Fv-Fv  

0

1

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

Il modulo del vettore ottenuto dal prodotto vettoriale fra i vettori  a\overrightarrow{a}  e  b\overrightarrow{b}  è : 

 acos(α)+bsen(α)a\cdot\cos\left(\alpha\right)+b\cdot sen\left(\alpha\right)  

 absen(α)-a\cdot b\cdot sen\left(\alpha\right)  

 abcos(α)a\cdot b\cdot\cos\left(\alpha\right)  

 absen(α)a\cdot b\cdot sen\left(\alpha\right)  

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

L'angolo formato dal vettore  v\overrightarrow{v}  con l'asse x è : 


90°

60°

30°

45°

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

Il modulo del vettore  v\overrightarrow{v}  in figura è:

25

10

5

-5

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