Force Diagrams

Drag and drop x and y components of the vector.

a

c

2

-3

-2

3

Drag and drop x and y components of the vector.

d

a

1

-4

-1

4

Drag and drop x and y components of the vector.

d

b

2

3

-3

-2

Represent the vector in cartesian coordinates. Remember that i is the unit vector in the positive x direction and j is the unit vector in the positive y direction.

b

a

1

3

2

6

Drag and drop x and y components of the sum of two vectors.

c

a

3

-3

-4

4

Drag and drop x and y components of the sum of two vectors.

c

b

-3

2

-2

5

What is the magnitude of the vector? Use Pythagorean Theorem. Check which numbers go into the square root.

• 2

• 4

• 6

• 5

What is the angle the vector makes with the positive x direction? Remember that

Angle = arctan(opposite/adjescent)

b

d

6

2

4

5

What is the equivalent force in the x direction? Assume the positive x direction is to the right.

Mathematical Equivalence

ON

Which object will move to the right?

• 1

• 2

• 3

• 4