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HW_Tutorial_Solution_5_Sp_2011

# HW_Tutorial_Solution_5_Sp_2011 - Homework Tutorial 5 with...

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Homework Tutorial # 5 with Solutions MME 412: Advanced Mechanics of Materials Spring 2011 - 1 - The following problems are for self practice. You do not have to submit it but it is your responsibility to solve it, review the available solution and verify your solutions 1. Problem 5.71 (Use MATLAB to Plot the Solution) MATLAB Simulation Problem 5.71 Clear the work space clear all; close all; clc; Given Physical Parameters Inner radius of the cylinder (in m) ri=400e-3/2 ri = 0.2000 Outer radius of the cylinder (in m) ro=500e-3/2 ro = 0.2500 Internal Pressure (Pa) ip=500e3

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Homework Tutorial # 5 with Solutions MME 412: Advanced Mechanics of Materials Spring 2011 - 2 - ip = 500000 External Pressure (Pa) op=0 op = 0 Stress distribution in the thick cylinder subjected to internal pressure only r=[ri:5e-3:ro]'; Radial Stress (Equation 5.8-12) sr=( (ip*ri*ri)- (op*ro*ro) + ( ((ri*ro./r).^2)* (op-ip) ) )/(ro^2-ri^2); Tangential Stress (Equation 5.8-13) st=( (ip*ri*ri)- (op*ro*ro) - ( ((ri*ro./r).^2)* (op-ip) ) )/(ro^2-ri^2); Plotting the tangential and radial stress response in the thick cylinder figure(1) plot(r,st,r,sr) xlabel('Radial distance (in m)') ylabel('Stresses (in Pa)') legend('Tangential','Radial') grid on
Homework Tutorial # 5 with Solutions MME 412: Advanced Mechanics of Materials Spring 2011 - 3 - 2. Problem 5.75 (Use MATLAB to Plot the Solution)

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