Quiz about Adding and Subtracting Vectors

Question 1

Which vector equation matches the vector operation shown in the diagram below?

Accepted Answer

v+u=-w

Answer

u-v=w

Answer

u-v=-w

Answer

u+v=w

Question 2

When adding two vectors graphically, a+b=c. Does b+a produce the same resultant vector c?

Accepted Answer

Yes, two vectors added together always produce the same resultant vector

Answer

No, because order matters

Answer

Yes, but c will be pointing in the opposite direction

Answer

No, because you can't add two vectors

Question 3

A resultant vector is

Accepted Answer

equal to the sum of two or more vectors.

Answer

equal to the sum of one vector.

Answer

equal to the difference of one vector.

Question 4

If vector a= (4, -5) and vector b= (-7, 4) Find a+b

Accepted Answer

(-3, -1)

Answer

(3, 9)

Answer

(11, 1)

Answer

(-3, -9)

Question 5

Let u = <5, 2> and v = <1, -1>.

Find u + v.

Accepted Answer

<6, 1>

Answer

<4, -1>

Answer

<3, 4>

Answer

<1, 6>

Question 6

If vector a= (4, -5) and vector b= (-7, 4) Find 2a-3b

Accepted Answer

(29, -22)

Answer

(13, -2)

Answer

(1, 7)

Answer

(29, -2)

Question 7

Let vector a= (5, -7) and vector b= (-12, 2) Find 2b-4a

Accepted Answer

(-44, 32)

Answer

(44, -32)

Answer

(-4, 24)

Answer

(4, -24)

Question 8

Vector a = 2i + 3j - 5k. What is the value of 3a?

Accepted Answer

6i + 9j -15k

Answer

3i + 3j - 3k

Answer

5i + 6j - 8k

Answer

6i + 6j - 15k

Question 9

a=6j+8j, magnitude of a is

Accepted Answer

10

Answer

2

Answer

4

Answer

14

Question 10

Calculate c - a

Accepted Answer

Option B is correct

Answer

A.

Answer

C.

Answer

D.

Question 11

v - w

Accepted Answer

-2i + 6j

Answer

-6i + 2j

Answer

6i - 2j

Answer

2i - 6j

Question 12

Question 12.

Accepted Answer

B

Answer

A

Answer

C

Answer

D

Question 13

Accepted Answer

(2, 1)

Answer

(1, 2)

Answer

(-1, -2)

Answer

(2, -1)

Question 14

Which vector equation matches the vector operation shown in the diagram below?

Accepted Answer

u + w = - v

Answer

v + u = w

Answer

w + u = v

Answer

- v + w = 2u

Question 15

Question 15.

Accepted Answer

B

Answer

A

Answer

C

Answer

D

Question 16

Which vector equation matches the vector operation shown in the diagram below?

Accepted Answer

w - u = - v

Answer

v + w = - u

Answer

w - u = v

Answer

- u + v = w

Question 17

Question 17.

Accepted Answer

C

Answer

A

Answer

B

Question 18

Which vector equation matches the vector operation shown in the diagram below?

Accepted Answer

w+u=v

Answer

u+v=w

Answer

v+w=-u

Answer

w+u=-v

Question 19

A = 5i + 7j , B = -6i + 2j maka

B - A = ...

Accepted Answer

-11i + 9j

Answer

-i + 9j

Answer

11i + 5j

Answer

5i + 11j

Adding and Subtracting Vectors

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