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A beam had an isosceles triangular cross section (see figure below). The maximum  flexural stress is limited to 90 MPa. Determine the magnitude of the allowable bending  moment M.

A beam had an isosceles triangular cross section (see figure below). The maximum  flexural stress is limited to 90 MPa. Determine the magnitude of the allowable bending  moment M.

Elements Of Electromagnetics
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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 A beam had an isosceles triangular cross section (see figure below). The maximum 
flexural stress is limited to 90 MPa. Determine the magnitude of the allowable bending 
moment M.

+200 mm M 250 mm 200 mm f = 10° FIGURE P7.39 +50 mm 7.40. A wood be 100 mm is simpl FIGURE P7.37 mine the locatic stress in the bear 7.38. A beam has an isosceles triangular cross section (Figure P7.38). The maximum flexural stress is limited to 90 MPa. Determine the magnitude of the allowable bending moment M. M 150 mm y = 30° +100 mm y FIGURE P7.38 FIGURE P7.40 Section 7.3 7.41. Determine the deflection of the beam in Problem 7.18. 7.46. The beam E = 12.0 GPa for the yellow pine. load of w = 6.5 k the beam. E = 20 7.42. The beam in Problem 7.20 is made of 7075-T6 aluminum alloy for which E = 71.7 GPa. Determine the deflection of the 7.47. Determine free end of the beam. E = 200 GPa. 7.43. The beam in Problem 7,21 is made of 7075-T6 aluminum 7.48. Determine alloy for which E = 71.7 GPa. Determine the deflection of the Problem 7.28. E free end of the beam. 7.49. Determine 7.44. The beam in Problem 7.23 is made of yellow pine for which E = 12.0 GPa. Determine the deflection at the center of Problem 7.29. E 7.50. Determine the beam. Problem 7.30. E 7.45. Determine the deflection of the center of the beam in Problem 7.25. E = 200 GPa. 7.51. Determine lem 7.33. E = 20 294 CHAРТЕR 7 BENDING OF STRAIGHT BEAMS 7.53. A structu 7.52. A cantilever beam of length L has the cross section shown in Figure P7.34 and is subjected to moment M at its free end. Determine the deflection of the free end in terms of E, L, M, Y, subjected to a L = 3.0 m has
Transcribed Image Text:+200 mm M 250 mm 200 mm f = 10° FIGURE P7.39 +50 mm 7.40. A wood be 100 mm is simpl FIGURE P7.37 mine the locatic stress in the bear 7.38. A beam has an isosceles triangular cross section (Figure P7.38). The maximum flexural stress is limited to 90 MPa. Determine the magnitude of the allowable bending moment M. M 150 mm y = 30° +100 mm y FIGURE P7.38 FIGURE P7.40 Section 7.3 7.41. Determine the deflection of the beam in Problem 7.18. 7.46. The beam E = 12.0 GPa for the yellow pine. load of w = 6.5 k the beam. E = 20 7.42. The beam in Problem 7.20 is made of 7075-T6 aluminum alloy for which E = 71.7 GPa. Determine the deflection of the 7.47. Determine free end of the beam. E = 200 GPa. 7.43. The beam in Problem 7,21 is made of 7075-T6 aluminum 7.48. Determine alloy for which E = 71.7 GPa. Determine the deflection of the Problem 7.28. E free end of the beam. 7.49. Determine 7.44. The beam in Problem 7.23 is made of yellow pine for which E = 12.0 GPa. Determine the deflection at the center of Problem 7.29. E 7.50. Determine the beam. Problem 7.30. E 7.45. Determine the deflection of the center of the beam in Problem 7.25. E = 200 GPa. 7.51. Determine lem 7.33. E = 20 294 CHAРТЕR 7 BENDING OF STRAIGHT BEAMS 7.53. A structu 7.52. A cantilever beam of length L has the cross section shown in Figure P7.34 and is subjected to moment M at its free end. Determine the deflection of the free end in terms of E, L, M, Y, subjected to a L = 3.0 m has
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