Vectors Review (BAD)

Vectors Review (BAD)

11th - 12th Grade

20 Qs

quiz-placeholder

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Vectors Review (BAD)

Vectors Review (BAD)

Assessment

Quiz

Mathematics

11th - 12th Grade

Medium

Created by

Mr. Kent

Used 1+ times

FREE Resource

20 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

 a=3i6ja=3i-6j  
  b=10i9j\ b=10i-9j  
  c=12i+14j\ c=-12i+14j  
What is  a+2b12c-a+2b-\frac{1}{2}c  

 iji-j  

 23i19j23i-19j  

 6i+21j-6i+21j  

 23i5j23i-5j  

 6i19j-6i-19j  

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

a=3i6ja=3i-6j
  b=10i8j\ b=10i-8j 
c=12i+14j\ c=-12i+14j
What is  2a12b3c2a-\frac{1}{2}b-3c 

 37i57j37i-57j 

 37i50j37i-50j 

 44i50j44i-50j 

23i5j23i-5j

 ii 

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Vector vv has magnitude 25.0 and direction angle 18.2°. Find the horizontal and vertical components. Write the answer in  <a, b><a,\ b>   form.

 <23.75, 7.81><23.75,\ 7.81>  

 <7.81, 23.75><7.81,\ 23.75>  

 <16.49, 7.69><16.49,\ 7.69>  

 <8.49, 8.49<8.49,\ 8.49  

 <7.81, 23.75><-7.81,\ -23.75>  

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Find the magnitude for vv =⟨6, −2⟩

 4040  

 40\sqrt{40}  

 3232  

 32\sqrt{32}  

 40-\sqrt{40}  

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Find the direction angle for vv =⟨8, −3⟩

 69.44°-69.44\degree  

 290.56°290.56\degree  

 20.56-20.56  

 339.44°339.44\degree  

 20.5620.56  

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

a=3i6ja=3i-6j
  b=10i8j\ b=10i-8j 
c=12i+14j\ c=-12i+14j
What is  a\left|a\right| ?

 45\sqrt{45}  

 353\sqrt{5}  

 333\sqrt{3}  

 2852\sqrt{85}  

 27\sqrt{27}  

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

a=3i6ja=3i-6j
  b=10i8j\ b=10i-8j 
c=12i+14j\ c=-12i+14j
What is  a  ba\ \cdot\ b 

-18

78

1440

-78

18

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