2. (a). Two steel plates are joined by bolts. Details are given below. Determine the load factor NL, factor of safety against separation nseparation for constant axial load of 18000 N per bolt. Bolts are threaded completely. Diameter of the bolt dbolt = 16 mm, tensile stess area of bolt At = 157 mm², Sp = 600 MPa, Sut= 600 MPa, Syt = 600 MPa, thickness of members are 20 mm each, E = 207 GPa. (b). If the external load per bolt is varying between 0 to 18000 N, determine fatigue factor of safety, nr, and the factorof-safety against yielding, nyield. Fatigue endurance limit is Se = 129 MPa.

2. (a). Two steel plates are joined by bolts. Details are given below. Determine the load factor NL, factor of safety against separation nseparation for constant axial load of 18000 N per bolt. Bolts are threaded completely. Diameter of the bolt dbolt = 16 mm, tensile stess area of bolt At = 157 mm², Sp = 600 MPa, Sut= 600 MPa, Syt = 600 MPa, thickness of members are 20 mm each, E = 207 GPa. (b). If the external load per bolt is varying between 0 to 18000 N, determine fatigue factor of safety, nr, and the factorof-safety against yielding, nyield. Fatigue endurance limit is Se = 129 MPa.

Elements Of Electromagnetics

7th Edition

ISBN:9780190698614

Author:Sadiku, Matthew N. O.

Publisher:Sadiku, Matthew N. O.

ChapterMA: Math Assessment

Section: Chapter Questions

Problem 1.1MA

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