Question 2: The composite beam consists of a wood core and two plates of steel. If the allowable bending stress for the wood is (allow)=20MPa and for the steel (allow)t =130MPa determine the maximum moment that can be applied to the beam. E₁ =11GPa, E., = 200GPa Take: z A mm A = 130 mm B= 80 mm M 20 mm 20 mm- B mm
Question 2: The composite beam consists of a wood core and two plates of steel. If the allowable bending stress for the wood is (allow)=20MPa and for the steel (allow)t =130MPa determine the maximum moment that can be applied to the beam. E₁ =11GPa, E., = 200GPa Take: z A mm A = 130 mm B= 80 mm M 20 mm 20 mm- B mm
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
Related questions
Question
![Question 2 :
The composite beam consists of a wood core and two plates of steel. If the allowable bending
stress for the wood is (allow)w = 20MPa and for the steel (allow)st = 130MPa
determine the maximum moment that can be applied to the beam.
E = 11GPa, Et = 200GPa
Take:
A mm
A = 130 mm
B = 80 mm
M
20 mm
20 mm-
B mm
Solution :
200(10³) = 18.182
11(10⁹)
Page 1
n =
E
The width of steel must be increased to an equivalent width for wood:
W..
=
mm
1
-width (A³)=
(10³) m
12
Est
=](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F2082fd4e-e2cc-45e2-8753-2bb628f4bc6e%2F484bb6c2-3096-486c-af68-b3521ce8bc9b%2Fo9uodu6_processed.jpeg&w=3840&q=75)
Transcribed Image Text:Question 2 :
The composite beam consists of a wood core and two plates of steel. If the allowable bending
stress for the wood is (allow)w = 20MPa and for the steel (allow)st = 130MPa
determine the maximum moment that can be applied to the beam.
E = 11GPa, Et = 200GPa
Take:
A mm
A = 130 mm
B = 80 mm
M
20 mm
20 mm-
B mm
Solution :
200(10³) = 18.182
11(10⁹)
Page 1
n =
E
The width of steel must be increased to an equivalent width for wood:
W..
=
mm
1
-width (A³)=
(10³) m
12
Est
=
![Failure of wood:
Mc
(₁) max
=
I
20(106)= 0.5 MA
I
Failure of steel:
(0:1) max
130(106)=
M=
nMc
I
(18.182) (0.5MA).
I
kNm
M =
kNm
Ans](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F2082fd4e-e2cc-45e2-8753-2bb628f4bc6e%2F484bb6c2-3096-486c-af68-b3521ce8bc9b%2Fj0dyp2_processed.jpeg&w=3840&q=75)
Transcribed Image Text:Failure of wood:
Mc
(₁) max
=
I
20(106)= 0.5 MA
I
Failure of steel:
(0:1) max
130(106)=
M=
nMc
I
(18.182) (0.5MA).
I
kNm
M =
kNm
Ans
Expert Solution
![](/static/compass_v2/shared-icons/check-mark.png)
This question has been solved!
Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.
Step by step
Solved in 2 steps with 2 images
![Blurred answer](/static/compass_v2/solution-images/blurred-answer.jpg)
Knowledge Booster
Learn more about
Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, mechanical-engineering and related others by exploring similar questions and additional content below.Recommended textbooks for you
![Elements Of Electromagnetics](https://www.bartleby.com/isbn_cover_images/9780190698614/9780190698614_smallCoverImage.gif)
Elements Of Electromagnetics
Mechanical Engineering
ISBN:
9780190698614
Author:
Sadiku, Matthew N. O.
Publisher:
Oxford University Press
![Mechanics of Materials (10th Edition)](https://www.bartleby.com/isbn_cover_images/9780134319650/9780134319650_smallCoverImage.gif)
Mechanics of Materials (10th Edition)
Mechanical Engineering
ISBN:
9780134319650
Author:
Russell C. Hibbeler
Publisher:
PEARSON
![Thermodynamics: An Engineering Approach](https://www.bartleby.com/isbn_cover_images/9781259822674/9781259822674_smallCoverImage.gif)
Thermodynamics: An Engineering Approach
Mechanical Engineering
ISBN:
9781259822674
Author:
Yunus A. Cengel Dr., Michael A. Boles
Publisher:
McGraw-Hill Education
![Elements Of Electromagnetics](https://www.bartleby.com/isbn_cover_images/9780190698614/9780190698614_smallCoverImage.gif)
Elements Of Electromagnetics
Mechanical Engineering
ISBN:
9780190698614
Author:
Sadiku, Matthew N. O.
Publisher:
Oxford University Press
![Mechanics of Materials (10th Edition)](https://www.bartleby.com/isbn_cover_images/9780134319650/9780134319650_smallCoverImage.gif)
Mechanics of Materials (10th Edition)
Mechanical Engineering
ISBN:
9780134319650
Author:
Russell C. Hibbeler
Publisher:
PEARSON
![Thermodynamics: An Engineering Approach](https://www.bartleby.com/isbn_cover_images/9781259822674/9781259822674_smallCoverImage.gif)
Thermodynamics: An Engineering Approach
Mechanical Engineering
ISBN:
9781259822674
Author:
Yunus A. Cengel Dr., Michael A. Boles
Publisher:
McGraw-Hill Education
![Control Systems Engineering](https://www.bartleby.com/isbn_cover_images/9781118170519/9781118170519_smallCoverImage.gif)
Control Systems Engineering
Mechanical Engineering
ISBN:
9781118170519
Author:
Norman S. Nise
Publisher:
WILEY
![Mechanics of Materials (MindTap Course List)](https://www.bartleby.com/isbn_cover_images/9781337093347/9781337093347_smallCoverImage.gif)
Mechanics of Materials (MindTap Course List)
Mechanical Engineering
ISBN:
9781337093347
Author:
Barry J. Goodno, James M. Gere
Publisher:
Cengage Learning
![Engineering Mechanics: Statics](https://www.bartleby.com/isbn_cover_images/9781118807330/9781118807330_smallCoverImage.gif)
Engineering Mechanics: Statics
Mechanical Engineering
ISBN:
9781118807330
Author:
James L. Meriam, L. G. Kraige, J. N. Bolton
Publisher:
WILEY