# 39 - Vectors General Physics I Mechanics Physics 140...

This preview shows pages 1–7. Sign up to view the full content.

This preview has intentionally blurred sections. Sign up to view the full version.

View Full Document

This preview has intentionally blurred sections. Sign up to view the full version.

View Full Document

This preview has intentionally blurred sections. Sign up to view the full version.

View Full Document
This is the end of the preview. Sign up to access the rest of the document.

Unformatted text preview: Vectors General Physics I Mechanics Physics 140 Racquetball Striking a Wall Mt. Etna Stewart Hall I WANT YOU TO ASK QUESTIONS! Unit Vectors • A unit vector is a vector of length one pointing along a direction • “ i-hat” is a unit vector in the positive x direction • “ j-hat” is a unit vector in the positive y direction • “ k-hat” is a unit vector in the positive z direction Unit Vectors • A unit vector is a vector of length one pointing along a direction • “ i-hat” is a unit vector in the positive x direction • “ j-hat” is a unit vector in the positive y direction • “ k-hat” is a unit vector in the positive z direction This is a right-handed triad of vectors: k j i ˆ ˆ ˆ Components and Unit Vectors • Component vectors can be expressed as a product of a number and a unit vector: j A i A j A i A y x y x y y x x ˆ ˆ ˆ ˆ A A A A A Components and Unit Vectors • Component vectors can be expressed as a product of a number...
View Full Document

{[ snackBarMessage ]}

### Page1 / 16

39 - Vectors General Physics I Mechanics Physics 140...

This preview shows document pages 1 - 7. Sign up to view the full document.

View Full Document
Ask a homework question - tutors are online