eci130-s02-exam2_soln

eci130-s02-exam2_soln - 3. Use the Force Method to...

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2/6 Name: Using virtual work or Castigliano' s Theorem, determine the vertical deflection at point B in the beam shown below. E and I are constant. <}1(f pts ) 1}J o~~ ~ - ~ ,,~ - -~ VI/'-~):. .. -JI ~ -,c. ~ ""' O .,~ x 4 J)( ""!.oo-c - EI Cr. ..~\~\\0. ..~o ~iP -?'>c. ~ dr' -0. ,~ . -~ ~~ ~ '5~ --- Er
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4/7 2, Using virtual work or Castigliano's Theorem, determine the horizontal deflection of jqint B in the truss ABC. The area of each truss member is given in brackets, [ ] and the Young's Modulus is, E = 200xlO6 kN/m2. Rhowall work:. (20pts) \,,-1.c1. .1 ---7.~ A.)( I' '. o~L. ~ 3m , t~ A'1 .Ja ""'- A -- ~ r. ..,,- .~ 1~6;:-J- ~IJ ~~ ~ ~()~ I 13 , F ac. - '3 - .!5-" Fk. == -\ 1.. J, j 1'2.~~ ~ V\. ..~L - ~o". ..j\" ~~T~ ~ <. '~ ~~ '1FX.:0~~ + i1A1S : I y1.A~ : I =-~ v1NL- ~~~ ~~/~ Ar! ~ Z~ --~;,b"'I~~/~~ ~?;. = D,DOt b ~
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6/7 Name: kEy
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Unformatted text preview: 3. Use the Force Method to detennine the reaction force at C in the bent beam shown below. I and E are constant throughout. Consider bending only .State ~our assuml1tions. (30 pts ) 5 Kfft IO.ft 10 ft ~.-~~.~ :-, ( ~:; foq o ,i()11 " \ + s ~ \ ~ ';::>(.A.fe.t~ ~~"' 10 ft L. S kQ{ ~ .. t'~,""(~\'. .'( "' Ac. HCI~e",,\~ ~ '.,,/" ~ R;:- -~,5~'Z 1. 01 c:::::~l~ ) :: 0, 1o=l y 4--~-z~ Cb~t0. .~0. .~l \\~~ A -~ ~ Ib ~c. -F* \ '-0 Ac. -tic' ':: 0 ~ ~c. -~cc. ~ tft \9-fj.:I::-f:. .I-~ \ 10 E.I:~o-. :::-\,1Co~')<.'3 ~x = \ 10 'Z. """Ei )0 ~. '"to1 )(j c-\)C. . e.1::: 3110 ';- 10 \~.~.t--E:. .t-o,I~1-e:. .J:. :: ~ L.1Lo\: \ 9---e:J:. \ Ct><o .t--D-~c. .=o k Fc-: c:?l(o,5 ~~D S~O...
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This note was uploaded on 03/24/2011 for the course ECI 130 taught by Professor Monti during the Spring '08 term at UC Davis.

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eci130-s02-exam2_soln - 3. Use the Force Method to...

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