3) The simply supported beam with the cross-section as shown supports a total uniformly distributed load of 4P and 2P and concentrated load P as shown in the figure. Determine the maximum allowable value of P if the allowable flexural stresses are limited to 35 MPa in tension and 150 MPa in compression respectively. 1m P pist |_ D 175 B C 1m 200 4P 3m D 2P 1m E (Dimensions in mm)
3) The simply supported beam with the cross-section as shown supports a total uniformly distributed load of 4P and 2P and concentrated load P as shown in the figure. Determine the maximum allowable value of P if the allowable flexural stresses are limited to 35 MPa in tension and 150 MPa in compression respectively. 1m P pist |_ D 175 B C 1m 200 4P 3m D 2P 1m E (Dimensions in mm)
Chapter2: Loads On Structures
Section: Chapter Questions
Problem 1P
Related questions
Question
![3) The simply supported beam with the cross-section as shown supports a
total uniformly distributed load of 4P and 2P and concentrated load
P as shown in the figure. Determine the maximum allowable value of P
if the allowable flexural stresses are limited to 35 MPa in tension
and 150 MPa in compression respectively.
1m
P
B
1m
IC
4P
3m
D
2P
1m
DE
U
175
200
(Dimensions in mm)](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fc1ca438c-94de-43e9-82e6-54ad1f024274%2F8b7d8b85-c0d8-40be-8fbb-88c3ca46e8ae%2F8e818c_processed.jpeg&w=3840&q=75)
Transcribed Image Text:3) The simply supported beam with the cross-section as shown supports a
total uniformly distributed load of 4P and 2P and concentrated load
P as shown in the figure. Determine the maximum allowable value of P
if the allowable flexural stresses are limited to 35 MPa in tension
and 150 MPa in compression respectively.
1m
P
B
1m
IC
4P
3m
D
2P
1m
DE
U
175
200
(Dimensions in mm)
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Step 1: neutral axis from the bottom of crosssection
VIEWStep 2: Moment of inertia of the cross section
VIEWStep 3: support reactions
VIEWStep 4: Bending moment diagram
VIEWStep 5: Allowable value of P as per tension requirement
VIEWStep 6 : value of P as per compression requirement
VIEWStep 7: Allowable value of P
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