Structures (Junior Cert Engineering): Quizzes
📚Quizzes
Practise the questions
12 questions from this quiz
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Practise the questions
12 questions from this quiz
What is the main purpose of structures in engineering?
What is the main purpose of structures in engineering?
To support and carry loads
Which force tries to squash or crush a structural member?
Which force tries to squash or crush a structural member?
Compression
What type of force tries to stretch or tear apart a structural member?
What type of force tries to stretch or tear apart a structural member?
Tension
In a bending beam, what happens to the top and bottom surfaces?
In a bending beam, what happens to the top and bottom surfaces?
Top compressed, bottom in tension
Which force acts parallel to a material's surface, trying to slide one part past another?
Which force acts parallel to a material's surface, trying to slide one part past another?
Shear
What type of force involves rotating one end of a member relative to the other end?
What type of force involves rotating one end of a member relative to the other end?
Torsion
A parked car on a bridge creates what type of load?
A parked car on a bridge creates what type of load?
Static load
What type of load changes with time and can include movement or vibration?
What type of load changes with time and can include movement or vibration?
Dynamic load
Why are hollow sections important in structural design?
Why are hollow sections important in structural design?
They are rigid and lightweight
Why are triangles used extensively in structural engineering?
Why are triangles used extensively in structural engineering?
They are naturally rigid shapes
Where is triangulation commonly used in structures?
Where is triangulation commonly used in structures?
Bridge trusses and roof structures
How many cable stays does the Samuel Beckett Bridge have?
How many cable stays does the Samuel Beckett Bridge have?
31