Question 4 of 7 < > View Policies Show Attempt History Current Attempt in Progress * Your answer is incorrect. Answer:w= A cantilever timber beam with a span of L = 2.5 m supports a uniformly distributed load w. The beam width is b=270 mm and the beam height is h = 140 mm. The allowable bending stress of the wood is 7.9 MPa. Determine the magnitude of the maximum load w that may be carried by the beam. 6.689 e Textbook and Media Save for Later 0/15 E kN/m. www Attempts: 1 of 3 used Submit Answer

Question 4 of 7 < > View Policies Show Attempt History Current Attempt in Progress * Your answer is incorrect. Answer:w= A cantilever timber beam with a span of L = 2.5 m supports a uniformly distributed load w. The beam width is b=270 mm and the beam height is h = 140 mm. The allowable bending stress of the wood is 7.9 MPa. Determine the magnitude of the maximum load w that may be carried by the beam. 6.689 e Textbook and Media Save for Later 0/15 E kN/m. www Attempts: 1 of 3 used Submit Answer

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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Use the graphical method to construct the shear-force and bending-moment diagrams for the beam shown. Let a= 3.5 ft, b= 8.0 ft, t, c= 5.0 ft, d= 3.0 ft, w = 8.5 kips/ft and P = 54 kips. Construct the shear-force and bending-moment diagrams on paper and use the results to answer the questions in the subsequent parts of this GO exercise. P В D E d The shear-force diagram crosses the V = 0 axis between points B and C. Determine the location x (measured from A) where V = 0 kips. Answer: x = i ft.
Use the graphical method to construct the shear-force and bending-moment diagrams for the beam shown. Let a= 3.5 ft, b= 8.0 ft, t, c= 5.0 ft, d= 3.0 ft, w = 8.5 kips/ft and P = 54 kips. Construct the shear-force and bending-moment diagrams on paper and use the results to answer the questions in the subsequent parts of this GO exercise. P В D E d Use the graphical method to determine the bending moment acting at B (i.e., x = 3.5 ft). When entering your answers, use the bending moment sign convention. Answer: MB = i kip-ft.
Use the graphical method to construct the shear-force and bending-moment diagrams for the beam shown. Let a= 3.5 ft, b= 8.0 ft, t, c= 5.0 ft, d= 3.0 ft, w = 8.5 kips/ft and P = 54 kips. Construct the shear-force and bending-moment diagrams on paper and use the results to answer the questions in the subsequent parts of this GO exercise. P В D E a d Determine the shear force acting at each of the following locations: (a) x = 0+ ft (i.e., just to the right of support A) (b) x = 3.5 ft (c) x = 11.5 ft (d) x = 16.5- ft (i.e., just to the left of D) (e) x = 16.5+ ft (i.e., just to the right of D) (f) x = 19.5- ft (i.e., just to the left of support E) When entering your answers, use the shear force sign convention. Answers: (a) V = i kips. (b) V - i kips. (c) V= i kips. (d) V = i kips. (e) V = i kips. (f) V = i kips.
Use the graphical method to construct the shear-force and bending-moment diagrams for the beam shown. Let a= 3.5 ft, b= 8.0 ft, t, c= 5.0 ft, d= 3.0 ft, w = 8.5 kips/ft and P = 54 kips. Construct the shear-force and bending-moment diagrams on paper and use the results to answer the questions in the subsequent parts of this GO exercise. P В D E b d For this loading, calculate the reaction forces A, and E, acting on the beam. Positive values for the reactions are indicated by the directions of the red arrows shown on the free-body diagram below. (Note: Since A = 0, it has been omitted from the free-body diagram.) P B C E b d E, Answers: Ay = i kips, Ey = i kips.
Use the graphical method to construct the shear-force and bending-moment diagrams for the beam shown. Let a= 3.5 ft, b= 8.0 ft, t, c= 5.0 ft, d= 3.0 ft, w = 8.5 kips/ft and P = 54 kips. Construct the shear-force and bending-moment diagrams on paper and use the results to answer the questions in the subsequent parts of this GO exercise. P В D E d Use the graphical method to calculate the bending moments at: (a) point C. (b) point D. When entering your answers, use the bending moment sign convention. Answers: (a) M = i kip-ft. (b) M = i kip-ft.
Use the graphical method to construct the shear-force and bending-moment diagrams for the beam shown. Let a=3.5 ft, b=9.0 ft, c=4.0 ft, d=3.5 ft, w = 5.5 kips/ft and P = 45 kips. Construct the shear-force and bending-moment diagrams on paper and use the results to answer the questions in the subsequent parts of this GO exercise. For this loading, calculate the reaction forces Ay and Ey acting on the beam. Positive values for the reactions are indicated by the directions of the red arrows shown on the free-body diagram below. (Note: Since Ax = 0, it has been omitted from the free-body diagram.) Ay =___________ kips, Ey = __________ kips. Determine the shear force acting at each of the following locations:(a) x = 0+ ft (i.e., just to the right of support A)(b) x = 3.5 ft(c) x = 12.5 ft(d) x = 16.5– ft (i.e., just to the left of D)(e) x = 16.5+ ft (i.e., just to the right of D)(f) x = 20.0– ft (i.e., just to the left of support E) Answer: a to f ) V = ________ kips Use the graphical…
For the simply supported beam subjected to the loading shown, derive equations for the shear force V and the bending moment M for any location in the beam. (Place the origin at point A.) Let w = 20.0 kips/ft, a=6.0 ft, and b=20.5 ft. Construct the shear-force and bending-moment diagrams on paper and use the results to answer the questions in the subsequent parts of this GO exercise. y A A Answers: By a = Calculate the reaction forces By and Cy acting on the beam. Positive values for the reactions are indicated by the directions of the red arrows shown on the free-body diagram below. (Note: Since Bx = O, it has been omitted from the free-body diagram.) = a i B Cy i = W B b W b kips X kips X
Q8b. The beam section below is solid and homogenous and has the following dimensions: b, = 65 mm (top flange width), b2 = 65 mm (bottom flange width) and bz = 25 mm (web width). d;=175 mm (section depth), d2=25 mm (top flange depth) and d3= 30 mm (bottom flange depth). For the solid homogeneous beam section shown below, determine its centroid coordinate y relative to the origin (0, 0) of the x-y axes. Give your answer for y in millimetres (mm) to two decimal places. b1 d2 ba dil b2
Use the graphical method to construct the shear-force and bending-moment diagrams for the beam shown. Let a=4.0 ft, b=8.0 ft, c=4.0 ft, d=3.0 ft, w = 6.5 kips/ft and P = 45 kips. Construct the shear-force and bending-moment diagrams on paper and use the results to answer the questions in the subsequent parts of this GO exercise. A A a B a B W Answers: Ay = i b d For this loading, calculate the reaction forces Ay and Ey acting on the beam. Positive values for the reactions are indicated by the directions of the red arrows shown on the free-body diagram below. (Note: Since Ax = 0, it has been omitted from the free-body diagram.) W с b C C P C D P kips, Ey = d E i E X 'y x kips.
Q8a. The beam section below is solid and homogenous and has the following dimensions: b1 = 65 mm (top flange width), b2 = 65 mm (bottom flange width) and b3 = 25 mm (web width). d1 = 175 mm (section depth), d2 = 25 mm (top flange depth) and d3= 30 mm (bottom flange depth). For the solid homogeneous beam section shown below, determine its centroid coordinate x relative to the origin (0, 0) of the x-y axes. Give your answer for x in millimetres (mm) to two decimal places. b1 ]]d2 b3 di [d3 b2 Answer:
For the simply supported beam subjected to the loading shown, derive equations for the shear force V and the bending moment M for any location in the beam. (Place the origin at point A.) Let w = 20.0 kips/ft, a=6.0 ft, and b=20.5 ft. Construct the shear-force and bending-moment diagrams on paper and use the results to answer the questions in the subsequent parts of this GO exercise. y A a A a O B₁ B Calculate the reaction forces By and Cy acting on the beam. Positive values for the reactions are indicated by the directions of the red arrows shown on the free-body diagram below. (Note: Since Bx = 0, it has been omitted from the free-body diagram.) W B b W b C C₂ X
For the simply supported beam subjected to the loading shown, derive equations for the shear force V and the bending moment M for any location in the beam. (Place the origin at point A.) Let w=20.0 kips/ft, a=6.0 ft, and b=20.5 ft. Construct the shear-force and bending-moment diagrams on paper and use the results to answer the questions in the subsequent parts of this GO exercise. y A a A a O B₁ B Calculate the reaction forces By and Cy acting on the beam. Positive values for the reactions are indicated by the directions of the red arrows shown on the free-body diagram below. (Note: Since Bx = 0, it has been omitted from the free-body diagram.) W B b W b C C₂ X