Vectors Quiz

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Vectors Quiz

1. Sort given values into scalar and vector. *

7 points

scalar

vector

weight

temperature

velocity

power

distance

time

force

2. What determines the vector?

1 point

Direction

Magnitude

Orientation

Scalar

Position

3. Are vectors u and v equal? *

1 point

Yes, they are equal.

No, they have the same magnitude, but different orientation and different direction.

No, they have the same direction, same orentation but different magnitudes.

No, they have different magnitudes, different orientation and different directions.

4. In the figure, the regular hexagon is shown. Mark the true statements. *

1 point

The vector (AB) has the same direction as the vector (CF).

The vector (ES) is the opposite vector of the vector (FA) .

The vectors (FC) and (EB) are equal.

The vector (DE) is equal to the vector (CS).

The vector (FS) is opposite to the vector (CS).

Required

5. Given a vector with initial point and terminal point (rows 1-3), link with the vector in terms of i and j . *

3 points

w=-2i-2j

u =i +2j

v =2i +2j

A1= (2,2) B1= (3,4)

A2= (-4,3) B2= (-2,5)

A3= (-1,-1) B3= (-3,-3)

6. There are two vectors u and v shown in the image below. Which one of the following options shows the vector u+v? *

1 point

Option 1

Option 2

7. Observe the given vectors, notice which vectors they are and answer the following questions.

a) *

1 point

Option 1

Option 2

Option 3

Option 4

b) What is the magnitude of the vector a? *

1 point

c) Find solutions. *

1 point

Option 1

Option 2

Option 3

8. A is the point (1, 1), B is the point (5, 4) and C is the point (−2, −3). Find the vector: *

1 point

Option 1

Option 2

Option 3

Option 4

9. *

1 point

Option 1

Option 2

Option 3

10. The angle between vectors and is 60º. They are both of length 2 units. Find their scalar product. *

1 point

0.5

11. A ship is heading due North at 40 km/h but is blown off course by the wind which is blowing from 30° South West at 5 km/h. What is the speed of the ship, and in which direction is it travelling? *

1 point

24.46 km/h in the direction is 5.9° West of North

24.46 km/h in the direction is 5.82° North East

42.72 km/h in the direction is 5.9° North West

42.72 km/h in the direction is 5.82° North East

Solution of task 11

https://www.geogebra.org/m/yajm46gj

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