Question 2

Question 2

Superposition Method for Statically Indeterminate Beams and Shafts question 2

Beam ABC is simply supported and is 1 mm above the spring before the 50 kN force is applied. Determine the final compression in the spring.

Beam ABC is simply supported and is 1 mm above the spring before the 50 kN force is applied. Determine the final compression in the spring.

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Step 1:
Identify redundant supports and setup compability equation

Step 1:
Identify redundant supports and setup compability equation

Superposition Method for Statically Indeterminate Beams and Shafts solution step 1

Step 2:
Obtain expressions for each displacement in the compability equation

Step 2:
Obtain expressions for each displacement in the compability equation

Superposition Method for Statically Indeterminate Beams and Shafts solution step 2

Step 3:
Solve for Δ_spring using compability equation

Step 3:
Solve for Δ_spring using compability equation

Superposition Method for Statically Indeterminate Beams and Shafts solution step 3

Useful formula:

Useful formula:

Superposition Method for Statically Indeterminate Beams and Shafts formula

Now that you've mastered this question, you can try Question 3.