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Magnitude Direction Vectors

Authored by Anthony Clark

Mathematics

11th Grade

CCSS covered

Magnitude Direction Vectors
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10 questions

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1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

Find the angle between u and v.

78.930o

33.691o

101.070o

146.310o

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Find the unit vector in the direction of <4, -3>

<⅘, -⅗>

<0.57, -0.43>

<1, -1>

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Find the angle between vectors <1,3> and <2,-5>.

40.24°

49.76°

139.76°

92.57°

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

How do you know if two vectors are orthogonal?

Their sum is 0.

The dot product is 1.

The angle between them is 0°.

The dot product is 0.

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

Find the unit vector in the same direction as v.

<0.385, 0.923>

<-0.832, 0.555>

<5/13, 12/13>

<-5/13, -12/13>

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

Given the magnitude & direction of the resultant, find the horizontal & vertical components.

Horizontal 63.9
 Vertical 44.7

Horizontal 7.3
 Vertical 34.2

Horizontal -63.9
 Vertical 44.7

Horizontal -7.3
 Vertical 34.2

Tags

CCSS.HSN.VM.A.2

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

Find the direction and magnitude of the resultant vector for the drawing of two forces.

Direction 90°
Magnitude 139.0N

Direction 52.3°
Magnitude 195N

Direction 52.3°
Magnitude 139.0N

Direction 37.7°
Magnitude 139.0N

Tags

CCSS.HSN.VM.A.3

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