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03.1 Vectors

Total questions: 20

Worksheet time: 22mins

Name
Class
Date
1.
If vectors X and Y are added, then the resultant would be best represented by vector _____. 
a)
A
b)
B
c)
C
d)
D
2.
How do you combine vectors if they are in opposite directions?
a)
Add
b)
Subtract
c)
Pythagorean Theorem
d)
Use trigonometry
3.

A way of finding the resultant vector by lining up the vectors tail-to-tail.

a)

Triangle method

b)

Circle method

c)

Rectangular method

d)

Parallelogram method

4.

A vector is a quantity that has both _______ and _________.


Select all that apply.

a)

direction

b)

amplitude

c)

acceleration

d)

magnitude

e)

velocity

5.
Find the magnitude of a vector using ...
a)
Sine & Cosine
b)
Inverse Tangent
c)
Pythagorean Theorem
d)
Multiplication
6.
Find the direction and magnitude of the resultant vector for the drawing of two forces.
a)
Direction 90°
Magnitude 139.0N
b)
Direction 52.3°
Magnitude 195N
c)
Direction 52.3°
Magnitude 139.0N
d)
Direction 37.7°
Magnitude 139.0N
7.
Find the length of the missing side. 
a)
17 cm
b)
22 cm
c)
15 cm
d)
13 cm
8.

What is the resultant of the two vectors shown above?

a)

+5

b)

-5

c)

+15

d)

-15

9.

Which of the following describes the vector above?

a)

45 cm

b)

45 cm at 30 degrees North of East

c)

45 cm at 30 degrees East of North

d)

45 cm North East

10.

30 m/sec, East. Scalar or Vector?

a)

Scalar

b)

Vector

c)

Neither

11.

Vector A is directed northward and vector B is directed eastward. Which of the following vector addition diagrams best represent the addition of vectors A and B and the subsequent resultant?

a)

A

b)

B

c)

C

d)

D

e)

E

12.
In practice A of the figure, What is  the magnitude of the  resultant displacement?
a)
5 km 
b)
8 km
c)
11 km
d)
15 km
13.

If vector A has an x component of 12 units and a y component of 7 units, what is the magnitude of vector A?

a)

19 units

b)

13 units

c)

14 units

d)

193 units

14.
In practice A of the figure, what is the direction of the resultant displacement?
a)
63 degrees, South of East
b)
63 degrees, North of West
c)
27 degrees, North of West
d)
27 degrees, South of West
15.

Adding which two vectors would give the resultant vector with the greatest magnitude?

a)

A + B

b)

B + D

c)

C + D

d)

D + E

e)

E + F

16.

Adding which two vectors would give a resultant of zero magnitude?

a)

A + B

b)

A + E

c)

B + E

d)

C + F

e)

A + D

17.

A resultant vector is

a)

equal to the sum of one vector.

b)

equal to the sum of two or more vectors.

c)

equal to the difference of one vector.

18.
If a boomerang is thrown 20 m in a straight line and returns exactly to the spot it was thrown what is its displacement?
a)
20m
b)
40m
c)
0m
d)
-20m
19.

Vectors are added visually using the

a)

tail to tail method.

b)

tail to head method.

c)

tip to tail method.

d)

head to head method.

20.

What vector gives the sum of these two vectors?

a)
b)
c)
d)
e)