vector

A vector includes ______ and ________.

• direction, magnitude

• magnitude, units

• direction, units

• scalars, scalars

A resultant vector is

• equal to the sum of one vector.

• equal to the sum of two or more vectors.

• equal to the difference of one vector.

What is the resultant of these two vectors?

• +17 m

• +3 m

• -17 m

• -3 m

What is the magnitude of the resultant vector, r?

• 3

• 4

• 5

• 7

The vector diagram above represents the horizontal component, F_H, and the vertical component, F_V, of a 24-newton force acting at 35⁰ above the horizontal. What are the magnitudes of the horizontal and vertical components?

• F_H = 20 N and F_V = 14 N

• F_H = 4.9 N and F_V = 3.5 N

• F_H = 3.5 N and F_V = 4.9 N

• F_H = 14 N and F_V = 20 N

Find the magnitude of

• 4

• 5

• 3

• square root of 5.

What is the x component of the vector in the diagram?

• 104N
• 60N
• -104N
• 95N

What is the y component of the vector in the diagram?

• 104N
• 60N
• -104N
• 95N

In practice A of the figure, What is  the magnitude of the  resultant displacement?

• 5 km 
• 8 km
• 11 km
• 15 km

If vectors X and Y are added, then the resultant would be best represented by vector _____. 

• A
• B
• C
• D