Problem I. In a high-rise building construction, a boom is being used to efficiently transport materials from the ground to a certain level in the building. Shown below is a figure of the boom supporting the load P=223KN 100 mm 87.5 mm 2P 12.5 r dio B -10 m- At the right is the support detail at R
Problem I. In a high-rise building construction, a boom is being used to efficiently transport materials from the ground to a certain level in the building. Shown below is a figure of the boom supporting the load P=223KN 100 mm 87.5 mm 2P 12.5 r dio B -10 m- At the right is the support detail at R
Chapter2: Loads On Structures
Section: Chapter Questions
Problem 1P
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![Problem I. In a high-rise building construction, a boom is being used to efficiently transport materials
from the ground to a certain level in the building. Shown below is a figure of the boom supporting the
load
P=223KN
100 mm
87.5 mm
2P
12.5 mm
dia
в
-10 m-
At the right is the support detail at B.
a) What is the normal stress (in MPa) the boom is subjected to if its cross sectional area is 1174
mm² ?
b) Calculate the shear stress in the pin (in MPa).
c) If the allowable stress in the steel cable AC is 170 MPa, what should be size (diameter, in mm) of
the cable to sufficiently withstand the force it is subjected to?](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F655e9c65-c0e0-4fa6-a1e3-bd8d42c56369%2F74f942d5-4532-4a0a-8b30-a35b86669c8d%2Fgnurlkr_processed.png&w=3840&q=75)
Transcribed Image Text:Problem I. In a high-rise building construction, a boom is being used to efficiently transport materials
from the ground to a certain level in the building. Shown below is a figure of the boom supporting the
load
P=223KN
100 mm
87.5 mm
2P
12.5 mm
dia
в
-10 m-
At the right is the support detail at B.
a) What is the normal stress (in MPa) the boom is subjected to if its cross sectional area is 1174
mm² ?
b) Calculate the shear stress in the pin (in MPa).
c) If the allowable stress in the steel cable AC is 170 MPa, what should be size (diameter, in mm) of
the cable to sufficiently withstand the force it is subjected to?
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