Introduction to Structures Analysis - JSS1 Basic technology Past Questions and Answers - page 1
Why is analysing structures important in Basic Technology?
It helps in painting buildings
It ensures the stability of structures
It reduces the cost of construction
It makes buildings look attractive
What are dead loads?
A force that change frequently
Permanent, static forces
Temporary forces
Forces from natural events
What type of stress occurs when a material is subjected to pulling forces?
Compressive stress
Tensile stress
Shear stress
Thermal stress
What is strain in the context of structural analysis?
The weight of a structure
The internal resistance of a material
The displacement of a material under load
The force applied to a material
Which of the following is an example of environmental loads?
Weight of the building
People and furniture
Wind and earthquakes
Vehicles
What caused the collapse of the Tacoma Narrows Bridge?
Earthquake
Aero elastic flutter
Poor construction materials
Gas explosions
Which type of stress occurs when forces are applied parallel to a surface?
Tensile stress
Compressive stress
Shear stress
Thermal stress
What is the primary focus of structural analysis?
Designing attractive buildings
Understanding the behaviour structures under loads
Reducing construction costs
Enhancing the aesthetics structures
What was the main cause of the Hyatt Regency Walkway Collapse?
Poor construction materials
Unauthorised building modifications
Design changes that doubled the load on connection points
Natural disaster
What type of strain is reversible?*
Plastic strain
Elastic strain
Compressive strain
Tensile strain