Reaction to Forces (Leaving Cert Construction Studies): Quizzes
📚Quizzes
Practise the questions
10 questions from this quiz
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Practise the questions
10 questions from this quiz
What describes a material's capacity to return to its original shape after force is removed?
What describes a material's capacity to return to its original shape after force is removed?
Elasticity
When does plastic deformation occur in a material?
When does plastic deformation occur in a material?
When forces exceed the elastic limit
Which part of a deflected beam experiences compression?
Which part of a deflected beam experiences compression?
Top surface
Which part of a deflected beam experiences tension?
Which part of a deflected beam experiences tension?
Bottom surface
What two factors increase the amount of deflection in a beam?
What two factors increase the amount of deflection in a beam?
Length of span and applied force
What principle states 'For every action there is an equal and opposite reaction'?
What principle states 'For every action there is an equal and opposite reaction'?
Newton's law of motion
What is the formula for calculating elasticity ()?
What is the formula for calculating elasticity ()?
Which beam profiles are commonly used in steel beam design?
Which beam profiles are commonly used in steel beam design?
I-beams, channel, hollow rectangular
What type of stress does the middle section of a deflected beam experience?
What type of stress does the middle section of a deflected beam experience?
Neutral with minimal stress
What can excessive deflection cause in a structure?
What can excessive deflection cause in a structure?
Cracking, misalignment, discomfort