Question 1

Question 1

Unsymmetric Bending question 1

If σ_b,max = 160 MPa, calculate the maximum moment M that can be applied. Also calculate the orientation of the neutral-axis (NA).

If σ_b,max = 160 MPa, calculate the maximum moment M that can be applied. Also calculate the orientation of the neutral-axis (NA).

Click below to show answer. X

Step 1:
Calculate section properties (I_y, I_z)

Step 1:
Calculate section properties (I_y, I_z)

Unsymmetric Bending solution step 1

Step 2:
Determine M_y, M_z and coordinates y, z

Step 2:
Determine M_y, M_z and coordinates y, z

Unsymmetric Bending solution step 2

Step 3:
Use bending stress formula to calculate M_max

Step 3:
Use bending stress formula to calculate M_max

Unsymmetric Bending solution step 3

Step 4:
Calculate orientation of neutral-axis (NA)

Step 4:
Calculate orientation of neutral-axis (NA)

Unsymmetric Bending solution step 4

Useful formula:

Useful formula:

Unsymmetric Bending formula

Now that you've mastered this question, you can try Question 2.