Vector Components Quiz

What are the horizontal and vertical components of a vector commonly referred to as?

• b) Bx and By

• a) Ax and Ay

• d) Dx and Dy

• c) Cx and Cy

Which trigonometric function is used to find the horizontal component of a vector?

• a) Sine

• b) Cosine

• d) Cotangent

• c) Tangent

In the example of vector A, what is the calculated x-component when the angle is 14 degrees and the magnitude is 4.1?

• d) 6

• a) 3

• c) 5

• b) 4

For vector A, what is the y-component when the angle is 14 degrees and the magnitude is 4.1?

• a) 0.5

• b) 1

• d) 2

• c) 1.5

When calculating vector B's components, why is it important to use the unit circle angle?

• b) It ensures the correct sign for components.

• a) It simplifies the calculation.

• c) It avoids using trigonometric functions.

• d) It makes the vector longer.

What is the x-component of vector B when using the unit circle angle of 116.6 degrees?

• d) -4

• c) 4

• b) -2

• a) 2

For vector B, what is the y-component when using the unit circle angle of 116.6 degrees?

• a) 2

• b) -2

• c) 4

• d) -4

In the example of vector C, what is the calculated x-component when the angle is 213.7 degrees and the magnitude is 3.6?

• a) -3

• b) 3

• d) 2

• c) -2

For vector C, what is the y-component when the angle is 213.7 degrees and the magnitude is 3.6?

• a) -2

• c) -1

• d) 1

• b) 2

What is the process of breaking down a vector into its x and y components called?

• c) Resolving the vector

• b) Vector subtraction

• a) Vector addition

• d) Vector multiplication