Vectors, components

What is the x component of the following vector:

20m, west

• 20

• -20

What is the y-component of the following vector:

5N@120^o

• 4.33N

• 2.5

• -2.5

• -4.33

How do you determine the x component of a vector while using the complete angle?

•  $V\cos\theta$  

•  $V\sin\theta$  

Determine the Y-component of the following vector:

50N @30^o SW

• 25

• -25

• -43.3

• 43.3

Determine the x-component of the following vector

100Km @ 60^o NW

• 50Km

• -50Km

• 86.6Km

• -86.6Km

Determine the X and Y components of the following vector

50Km @ SE

• x = 35.35 Km

  y = 35.35 Km

• x = - 35.35 Km

  y = 35.35 Km

• x = 35.35 Km

  y = - 35.35 Km

• x = - 35.35 Km

  y = - 35.35 Km

A vector heading west only has a Y-component

• true

• false

• sometimes

The x component of a vector heading south is negative

• true

• false

The Y component of the following vector is:

20N @S

• 20

• -20

• doesn´t have a Y-component

determine the resultant vector of the addition of the following vectors.

10m N + 5m W + 15m S + 5 E

• 5m, N

• 5m, S

• 35m, S

• 35, N