Question 1

Question 1

Thermal Deformation question 1

Let's end off the chapter with a tough question

If the temperature in member ABC changes by ΔT = 25^o, determine the normal stresses developed in AB and BC.

Let's end off the chapter with a tough question

If the temperature in member ABC changes by ΔT = 25^o, determine the normal stresses developed in AB and BC.

Click below to show answer. X

Step 1:
1st equation from [ΣF_x = 0]

Step 1:
1st equation from [ΣF_x = 0]

Thermal Deformation solution step 1

Step 2:
Determine axial loads P in terms of R_A and R_C

Step 2:
Determine axial loads P in terms of R_A and R_C

Thermal Deformation solution step 2

Step 3:
2nd equation from compatibility equation with thermal displacement; find normal stresses

Step 3:
2nd equation from compatibility equation with thermal displacement; find normal stresses

Thermal Deformation solution step 3

Useful formula:

Useful formula:

Thermal Deformation formula

Congratulations! You've completed all the questions in this topic. Let's look at C3: Torsion now.