Author: Rajesh Bhaskaran, Cornell University

Problem Specification
Step 1: Find Reactions RA, RB
Step 2: Calculate σx for ri = 1 cm
Step 3: Plot σx vs. ri
Step 4: Plot σx vs. ri: Take 2
Step 5: Plot σx vs. ri, Take 3: File Input/Output
Step 6: Plot σx vs. ri, Take 4: Functions

Step 6: Plot sigma_x vs. ri, Take 4: Functions*

Let's create a function to calculate bending_stress that outputs σx given (M, ri, ro )

Bring up Help > Contents > MATLAB > Programming > M-File Programming > M-File Scripts and Functions > M-File FunctionsLook at Simple Function Example: The average function that calculates the average of the elements in a vector.

Create bending_stress function

 
Save this as bending_stress.mMake a copy of beam3.musing Save As ... call the new file beam5.m

Comment out


 
Call function bending_stress
Run and check output