{[ promptMessage ]}

Bookmark it

{[ promptMessage ]}

108_Physics ProblemsTechnical Physics

# 108_Physics ProblemsTechnical Physics - Chapter 4 P4.63(a...

This preview shows page 1. Sign up to view the full content.

Chapter 4 109 P4.63 (a) While on the incline v v a x v v at v t v t f i f i f f 2 2 2 2 0 2 4 00 50 0 20 0 0 4 00 20 0 5 00 = = = = = = . . . . . . a fa f m s s FIG. P4.63 (b) Initial free-flight conditions give us v xi = °= 20 0 37 0 16 0 . cos . . m s and v yi = − °= − 20 0 37 0 12 0 . sin . . m s v v xf xi = since a x = 0 v a y v yf y yi = − + = − + − = − 2 2 9 80 30 0 12 0 27 1 2 2 . . . . a fa f a f m s v v v f xf yf = + = + − = ° 2 2 2 2 16 0 27 1 31 5 . . . a f a f m s at 59.4 below the horizontal (c) t 1 5 = s ; t v v a yf yi y 2 27 1 12 0 9 80 1 53 = = + = . . . . s t t t = + = 1 2 6 53 . s (d) x v t xi = = = 1 16 0 1 53 24 5 . . . a f m P4.64 Equation of bank: Equations of motion: y x x v t y g t i 2 2 16 1 2 1 2 3 = = = − a f a f a f Substitute for t from (2) into (3) y g x v i = − F H G I K J 1 2 2 2 . Equate y from the bank equation to
This is the end of the preview. Sign up to access the rest of the document.

{[ snackBarMessage ]}

Ask a homework question - tutors are online