hw21_soln

hw21_soln - 1 6 50mg WW9 {WOW/W agkg 15M Marv...

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Unformatted text preview: 1 6 50mg WW9 {WOW/W agkg 15M Marv accbfifl’ag w- i {:0 ‘ Erma}? fl 16.14 A 4-kg uniform slender rod AB is held in position by two ropes; anti the link CA which has a negligible weight. After rope BB is out the sembly rotates in a vertical plane under the combined effect of gravity and; a couple M applied to link CA as shown. Knowing that the magnitude of the? aoceleratiOn of rod AB is 4 :m/s2 immediately after rope BD has been emf-l determine (a) the magnitude of the couple M, (b) the tension in rope (3.44, "1‘ 72:; J) {A8 444C 2h eéV/L (2)] f4») IA , 4‘ . \f;.4*§ -gxwx‘éma 03M X” 2. 0‘4’S‘ZqC03600 , a fitmgfigmo ¥é§x ; ’,—— at rest when a constant 300 N - m couple 15,21 A QOO—kg flywheel is V 5 applied at time t = 0. At t = :28 s the flywheel reaches its rated speed A00 rpm and the couple is removed. Knowing that the radius of gyration 13 flywheel is 400 mm, determine (a) the average magnitude of the cou— me at which the flywheel kinetic friction in the bearing, (19) the ti . § {14062813 2 ma 4» 28(5) %_W(r&é w 3 WX3‘8’97C‘CE‘g) 0 ‘( gtflj ££HO .f _. :/ X r; ’(3 00 CNm'Q ~H10r§ ):$y2&é) ) : kZOOCEEf‘WXW‘f’ZCMLWS‘OflC’? 0‘ 24MNMJ ' E E ...
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This note was uploaded on 03/22/2012 for the course CE 2460 taught by Professor Moorthy during the Fall '08 term at LSU.

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hw21_soln - 1 6 50mg WW9 {WOW/W agkg 15M Marv...

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