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A timber beam 150 mm wide by 250 mm deep is

A timber beam 150 mm wide by 250 mm deep is

Structural Analysis
Structural Analysis
6th Edition
ISBN:9781337630931
Author:KASSIMALI, Aslam.
Publisher:KASSIMALI, Aslam.
Chapter2: Loads On Structures
Section: Chapter Questions
Problem 1P
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150 mm 2.) A timber beam 150 mm wide by 250 mm deep is to be reinforced at the top and bottom by the steel plates 10 mm thick. Assume thatn=15, the beam is to resist a moment of 40 kN.m and the beam details as shown. a.) Which of the following gives the width of the steel plates without exceeding the stress in the wood of 10 MPa. b.) Which of the following gives the width of the steel plates without exceeding the stress in steel of 120 MPa. c.) Which of the following gives the section modulus of the composite beam.
Transcribed Image Text:150 mm 2.) A timber beam 150 mm wide by 250 mm deep is to be reinforced at the top and bottom by the steel plates 10 mm thick. Assume thatn=15, the beam is to resist a moment of 40 kN.m and the beam details as shown. a.) Which of the following gives the width of the steel plates without exceeding the stress in the wood of 10 MPa. b.) Which of the following gives the width of the steel plates without exceeding the stress in steel of 120 MPa. c.) Which of the following gives the section modulus of the composite beam.
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