Chapter 4 Lecture

# Chapter 4 Lecture - General Physics I Durig Lewis...

This preview shows pages 1–14. Sign up to view the full content.

General Physics I Durig Lewis

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

View Full Document
Supplemental Instruction Tuesdays, 3:00 pm – 4:00 pm Wednesdays, 7:00 pm – 8:00 pm Fridays, 12:00 pm – 1:00 pm Yostina Bichay Hibbs, Room 220
Two Dimensional Motion

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

View Full Document
Survey A ball is thrown upward so that its path is a parabola as shown. Which arrow most nearly resembles the velocity vector at the top of the path (point A)? A a) b) c) d) e)
Survey A ball is thrown upward so that its path is a parabola as shown. Which arrow most nearly resembles the acceleration vector at the top of the path (point A)? A a) b) c) d) e)

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

View Full Document
Two Dimensional Motion
Two Dimensional Motion Time y Time x

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

View Full Document
Two Dimensional Motion A ball is thrown with a speed of 4 m/s at an angle of 30° above the horizontal. How far horizontally does the ball travel before striking the ground? v 0 = 4 m/s x y
Two Dimensional Motion t a v v x x x + = 0 t v v x x x x ) ( 0 2 1 0 + + = 2 2 1 0 0 t a t v x x x x + + = ) ( 2 0 2 0 2 x x a v v x x x - + = t a v v y y y + = 0 t v v y y y y ) ( 0 2 1 0 + + = 2 2 1 0 0 t a t v y y y y + + = ) ( 2 0 2 0 2 y y a v v y y y - + =

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

View Full Document
Two Dimensional Motion θ x y sin y v v θ = cos x v v = v
Two Dimensional Motion A ball is thrown with a speed of 4 m/s at an angle of 30° above the horizontal. How far horizontally does the ball travel before striking the ground? 0 0 x m = ? x = Horizontal Vertical 0 4cos30 / x v m s = 0 4sin30 / y v m s = x v Don't Care = y v Don't Care = 0 0 y m = 0 y m = 2 0 / x a m s = 2 9.81 / y a m s = - t = ? t = v 0 = 4 m/s x y

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

View Full Document
Two Dimensional Motion A ball is thrown with a speed of 4 m/s at an angle of 30° above the horizontal. How far horizontally does the ball travel before striking the ground? Vertical 0 4sin30 / y v m s = y v Don't Care = 0 0 y m = 0 y m = 2 9.81 / y a m s = - ? t = t a v v y y y + = 0 t v v y y y y ) ( 0 2 1 0 + + = 2 2 1 0 0 t a t v y y y y + + = ) ( 2 0 2 0 2 y y a v v y y y - + =
Two Dimensional Motion A ball is thrown with a speed of 4 m/s at an angle of 30° above the horizontal. How far horizontally does the ball travel before striking the ground? Vertical

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.

## This note was uploaded on 09/04/2008 for the course PHYS 201 taught by Professor Durig during the Spring '08 term at VCU.

### Page1 / 35

Chapter 4 Lecture - General Physics I Durig Lewis...

This preview shows document pages 1 - 14. Sign up to view the full document.

View Full Document
Ask a homework question - tutors are online