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1- For the frame shown below a) Place internal hinges in the frame to make it determinate (5 points) b) Solve for reaction fo
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Answer #1

3 klft given eft jort soft POR since PS = 8 +3 + 3)-3-6 D8 = 6 applume 6 internal hinges 3k|ft afft 10 5PE LOFE *申M N 0 sft HIORA+ IOHA-MA- 150 = 0 Put SHA-MA IORA + SMA-MA =150 IO RATMA - Iso BMEO RAY20+ HAXIO -MA- 8420x10=0 QORA + MA 600 JURA IMA 1(Bmb to H45 - me p= Rex10 tmc - Hello - 2X10 X5=0 loRethe-ame 100 LIORC - Mc =100 Bm) Re+20+ mc- 10x4c-2420810 zo RORc-me=400MATHe the to the thoro THB=20k RATRB TRC =100 USTRB + 30 = 100 R = 25k| BMN Hals=me MB = 2015 MB = lookft 300kft C all reactigift IS akft F d30 -> 30 us Loft us 15 200 200 3ookft -1425 = 10 9200KF yo 300 60 425 ZOk 45SFD for DE & EF = usk +45 to SDE= 45=3x (oto2o) SEligna = 45-3420+15= F10 SEF= 10-2X (oto20) 514 L D K + 45-15ft 3 15 -30kftBMD for DE 4EF 37.5kft askat loft loft X Xt spt SFEE SA sft X -300kft -rookft

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