Q3. Determine the plastic moment Mp and the shape factor of the two cross sections shown, assuming the material to be elastoplastic with a yield strength of 240 MPa. 100 mm -30 mm Fig. Q 3a 36 mm 12 mm 50 mm Fig. Q 3b 12 mm 75 mm 12 mm
Q3. Determine the plastic moment Mp and the shape factor of the two cross sections shown, assuming the material to be elastoplastic with a yield strength of 240 MPa. 100 mm -30 mm Fig. Q 3a 36 mm 12 mm 50 mm Fig. Q 3b 12 mm 75 mm 12 mm
Chapter2: Loads On Structures
Section: Chapter Questions
Problem 1P
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![Q3. Determine the plastic moment Mp and the shape factor of the two cross sections shown,
assuming the material to be elastoplastic with a yield strength of 240 MPa.
100 mm
-30 mm
Fig. Q 3a
36 mm
12 mm-
50 mm
Fig. Q 3b
12 mm
75 mm
12 mm](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Faf113f1e-e236-48b8-9ecc-749b945f3dc3%2Fca3b7317-fd7d-4d40-a350-990c7cb2ea56%2F8i5b3m_processed.jpeg&w=3840&q=75)
Transcribed Image Text:Q3. Determine the plastic moment Mp and the shape factor of the two cross sections shown,
assuming the material to be elastoplastic with a yield strength of 240 MPa.
100 mm
-30 mm
Fig. Q 3a
36 mm
12 mm-
50 mm
Fig. Q 3b
12 mm
75 mm
12 mm
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Step 1: State the given data
VIEWStep 2: Location of elastic neutral axis and moment of inertia
VIEWStep 3: Elastic section modulus
VIEWStep 4: Location of equal area axis
VIEWStep 5: Distance between centroid of half areas and equal area axis
VIEWStep 6: Plastic section modulus
VIEWStep 7: Yield moment and plastic moment
VIEWStep 8: Shape factor
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