Final Exam Sltns

Final Exam Sltns - fM 311 Final Exam work any 5 of the...

Info iconThis preview shows pages 1–2. Sign up to view the full content.

View Full Document Right Arrow Icon
fM 311 Final Exam work any 5 of the following 6 problems. cross out the problem you do not want graded. If you fail to cross out a problem, then the first b problems will be graded. Show all work. Each problem has eclua} value 1. The ba*seball is translating with velocity ?)A :80 ft/s perpendicular to the bat just before impact. Ttie player is swinging the bat with angular velocity 6tr ia6ls before the impact. Point C is the bat's instautatreous center both and afterttre impact. The distances b- 14in, d:3 in and U:26 in. The ball's nrass is.01 slug ancl the bat's mass is.06 slugs. The bat's rna,ss momeut of inertia is /6 -:- '033 slug - ft'' After irnpact' the ball's velocity u,A: -g0 ft,ls. LIse conservation of angular tnotnentum about A to cle.termine the angular velocity of t,he bat after impact' u*,*,'^^. $ r"1"" ry:, b t ro ilaf-\l = t;, '',**oI'^ 4 *V*\ 7' "il6!n)'Y + fS [J8, I [.tan ata-kto] 'L '(['t A ' ,,,- ii r )" F rIaLJn) T-.*f*, "u,= 1'L= l\'f v/rffi vrr'= il'.,rl I ' tr / ,h [anata.ktAJ'L'lxrl ,.-r] yrnrJ; \ /l V+ (!rt^Il 0*f1 /' / t-nItvlpE*l f -' (-'t't n. ) | L-' ,Dl (t,zs+,n8D:)'I Db'':.''.-lo;^'i' ,uU*; t,zS pr bu:/'t ' '-- J- -/a)t),b
Background image of page 1

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

View Full DocumentRight Arrow Icon
Image of page 2
This is the end of the preview. Sign up to access the rest of the document.

This note was uploaded on 05/11/2008 for the course EM 311 M taught by Professor N/a during the Spring '08 term at University of Texas.

Page1 / 6

Final Exam Sltns - fM 311 Final Exam work any 5 of the...

This preview shows document pages 1 - 2. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online