2021 1 EXAMEN FINAL de Estática PFA - B1

 

 

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Emk`dt`1 Ni. Ldi. Aubd Kbrjms O`dimb [.

LD[U_PKKLMD@[ I@D@_BJ@[ [mjm s` p`rnlt` `j usm e` kbjkujbemrb y fmrnujbrlm. [`j`kklmdbr jms ebtms pbrtlkujbr`s e` kbeb prmoj`nb s`iñd kuberm beaudtm.

Wr`iudtb 2 (70 pudtms)1  E`t`rnld` jb fu`rzb `d kbeb `j`n`dtm e` jbs brnbeurbs qu` s` nu`strbd `d jb fliurb. @stboj`zkb sl jms `j`n`dtms `stâd `d t`dslûd m `d kmnpr`slûd.

Wr`iudtb ? (70 pudtms)1  Wbrb jb fliurb nmstrbeb, e`t`rnldbr `j k`dtrmle` e`j âr`b kmnpu`stb r`sp`ktm b jms `a`s x   y y . E`spuìs, e`t`rnldbr jms nmn`dtms e` ld`rklb r`sp`ktm b jms `a`s ‚

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k`dtrmlebj`s (Lxµ ` Lyµ).

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Wr`iudtb ; (70 pudtms)1 Irbflqu` jms elbirbnbs e` fu`rzb kmrtbdt` y e` nmn`dtm fj`ktmr pbrb jb vlib e` vmjbelzm.

Wr`iudtb 5 (70 pudtms)1 Pd orbzm e` ?,5 n e` jmdiltue s` smstl`d` n`elbdt` ud bpmym e` rûtujb `d K y pmr n`elm e` ems kboj`s BE y B@. E`t`rnld` jb t`dslûd `d kbeb kboj` y jb r`bkklûd `d K. 

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