This preview has intentionally blurred sections. Sign up to view the full version.
View Full DocumentThis preview has intentionally blurred sections. Sign up to view the full version.
View Full DocumentThis preview has intentionally blurred sections. Sign up to view the full version.
View Full Document
Unformatted text preview: w meme m Kev TameGroup 18.17 The moment efinettie ef the pulley is 0.4 slugHI. The coefficient of kinetic friction between the 5“:
weight and the horizontal surface ie .11.; = {1.2. Determine the magnitude of the acceleration of the 5111 weight in eaeheaee. ,‘ﬂft Aqum ﬂ: 15 5mg” ﬂwjh
r '6‘; “HM “MEWf. ﬁitEimm—ﬁu: 61":er (RI:53) TL=ZIL T __
TI: Lo” U" T : L095” IL .. I 5" Til’5‘? Iiiignite) A :: LIED In%=L) 18.30 Points B and C lie in the x—y plane. The y axis is vertical. The center of mass of the litkg arm BC is at the
midpoint of the line from B to C, and the moment ofinertia of the arm about the axis through the center ofmaas
that IS parallel to the z axis is l. 5 kg—mz. At the instant shown. the angular turntabletintr and angular acceleration
vectors of arm A3 are at”  ti. 6]: (radian) and a43= {I'. 31: (radfa ).Tl1c angular velocity and angular acceleration
vectors of arm BC are m3c= 0 4k (rams) and cac 2k {rants 3. Determine the force and couple exerted on arm HEM lt—tixewﬁu  {96L {3...}? kitml Ln." f ‘3 3m") 1%“ [051 gig—E... = ﬁn”.  f3 (*I ‘3'”) (5":  more = I‘1.0£aﬂ*—‘ 12:77—63] {SW} [9(374Lo)
(fay: MECMGT (“Z/149," M5 4l83.3(.4rm§a) — mac(many
== fed 1' LS" (1.)
M5“: éZﬁ—q N'M (j 18.53 The Zkg slender bar and Skg block are released from rest in the position shown. If friction is negligible.
what is the block‘s acceleration at that instant? (See Example 18.5.]
f @leeL maxim, NWT?— M «team. at =0 tar label; 2/“ Mt WM, $1th attest) of
#5::
: “ﬁx
\fx 1%
f it “‘1’ CA; £1145.) S ““LW‘(thrﬁxj A7) “Ft 132.)
(mum rams. attests; memeqt) l o .4 o o F}
O I O “'5' O A}
o o J ans? 20*; .2:
O .1 o #2 9H? «A A1: 51793 N: ambﬁogﬂ. A? 13.4? n ¢mmoL
an: LfSF‘r!" m/mbﬁ I d = FIFJS'? rmwclp rimaha? TWEW 18.115 Pulleys! weighs 4 lb, £1 = {1.060 slugﬁg, and}; = 0.014 slugﬂ. Ifthe system is releasad ﬁam rest, what
distance does the 16113 weight fall in 0.5 s? A” 3 mbCe aﬁjmﬁ Lav
haw—2 ﬁgiﬁﬁwd ﬁnLaug.
51;“:43, 5!” ﬂannel); [AnnE tutuS, ...
View
Full Document
 Spring '08
 Biggers
 Statics

Click to edit the document details