A simply supported beam is made of four 50 mm x 150 mm wood planks that are fastened by screws as shown in the cross section below. The beam carries a concentrated load at the middle of its 3.6 m span that causes a maximum bending stress of 9.65 MPa in the wood section. Determine the largest allowable spacing/pitch if the shear strength in each screw is limited to 890 N. O a. 59.02 mm O b. 51.05 mm O c. 64.52 mm O d. 35.66 mm

Structural Analysis
6th Edition
ISBN:9781337630931
Author:KASSIMALI, Aslam.
Publisher:KASSIMALI, Aslam.
Chapter2: Loads On Structures
Section: Chapter Questions
Problem 1P
icon
Related questions
Question

I need right answer with clear calculations. 

Urgent please 

A simply supported beam is made of four 50 mm x 150 mm wood planks that
are fastened by screws as shown in the cross section below. The beam carries
a concentrated load at the middle of its 3.6 m span that causes a maximum
bending stress of 9.65 MPa in the wood section. Determine the largest
allowable spacing/pitch if the shear strength in each screw is limited to 890
N.
O a. 59.02 mm
O b. 51.05 mm
O c. 64.52 mm
O d. 35.66 mm
Transcribed Image Text:A simply supported beam is made of four 50 mm x 150 mm wood planks that are fastened by screws as shown in the cross section below. The beam carries a concentrated load at the middle of its 3.6 m span that causes a maximum bending stress of 9.65 MPa in the wood section. Determine the largest allowable spacing/pitch if the shear strength in each screw is limited to 890 N. O a. 59.02 mm O b. 51.05 mm O c. 64.52 mm O d. 35.66 mm
Expert Solution
trending now

Trending now

This is a popular solution!

steps

Step by step

Solved in 2 steps with 2 images

Blurred answer
Knowledge Booster
Introduction to engineering design
Learn more about
Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, civil-engineering and related others by exploring similar questions and additional content below.
Recommended textbooks for you
Structural Analysis
Structural Analysis
Civil Engineering
ISBN:
9781337630931
Author:
KASSIMALI, Aslam.
Publisher:
Cengage,
Structural Analysis (10th Edition)
Structural Analysis (10th Edition)
Civil Engineering
ISBN:
9780134610672
Author:
Russell C. Hibbeler
Publisher:
PEARSON
Principles of Foundation Engineering (MindTap Cou…
Principles of Foundation Engineering (MindTap Cou…
Civil Engineering
ISBN:
9781337705028
Author:
Braja M. Das, Nagaratnam Sivakugan
Publisher:
Cengage Learning
Fundamentals of Structural Analysis
Fundamentals of Structural Analysis
Civil Engineering
ISBN:
9780073398006
Author:
Kenneth M. Leet Emeritus, Chia-Ming Uang, Joel Lanning
Publisher:
McGraw-Hill Education
Sustainable Energy
Sustainable Energy
Civil Engineering
ISBN:
9781337551663
Author:
DUNLAP, Richard A.
Publisher:
Cengage,
Traffic and Highway Engineering
Traffic and Highway Engineering
Civil Engineering
ISBN:
9781305156241
Author:
Garber, Nicholas J.
Publisher:
Cengage Learning