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Soru 2: Aadaki ekil de AD rijit ubuu, A'dan mafsall olup, BC ve ED ubuklarna bahr. Btn sistem balangta gerilmesiz olup, ubuklarn arklan ihmal edilmektedir.

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Soru 2: Aadaki ekil de AD rijit ubuu, A'dan mafsall olup, BC ve ED ubuklarna bahr. Btn sistem balangta gerilmesiz olup, ubuklarn arklan ihmal edilmektedir. BC' nin scakl 25C azaltulrken ED' nin ki 25C artrilmaktadr. a) Problemin serbest cisim diyagramin iziniz. b) BC ve ED ubuklarndaki gerilmeleri bulunuz. Pirinten yapulm BC iin E=90GPa,=20106/C ve elikten yaplm ED iin E=200 GPa ve =12106/C aliniz. BC nin kesit alan 500mm2 ve ED nin ki de 250mm2 'dir

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