What is the primary purpose of a cable structure in steel design?
A Resist compression
B Resist torsion
C Support heavy loads
D Span long distances
Cable structures are used to span long distances efficiently. They utilize high-strength steel cables to support loads, making them ideal for bridges, stadium roofs, and suspension structures.
Which of the following is a common type of steel joint?
A Rigid joint
B Adhesive joint
C Flexible joint
D Magnetic joint
A rigid joint is a common type of steel joint that provides full continuity and transfers both moment and shear forces. It is widely used in steel frames to ensure stability and load distribution.
What is the primary purpose of a built-up section in steel structures?
A Increase flexibility
B Meet specific design requirements
C Improve aesthetics
D Reduce cost
Built-up sections are used when standard rolled sections cannot meet specific design requirements. They are fabricated by combining plates or sections to achieve desired strength and stiffness.
Which of the following is a common type of steel coating for corrosion prevention?
A Welding
B Bolting
C Galvanizing
D Riveting
Galvanizing is a common steel coating method where a layer of zinc is applied to the steel surface. It provides excellent corrosion resistance by acting as a sacrificial layer.
What is the primary purpose of a composite structure?
A Increase strength and stiffness
B Reduce weight
C Reduce cost
D Improve aesthetics
Composite structures combine steel and concrete to utilize the strengths of both materials. The steel provides tensile strength, while the concrete offers compressive strength, resulting in enhanced load-bearing capacity.
Which of the following is a common type of steel section used in industrial sheds?
A L-section
B I-section
C Z-section
D T-section
I-sections are commonly used in industrial sheds due to their high strength-to-weight ratio and ability to withstand heavy loads. They are ideal for beams and columns in such structures.
What is the primary purpose of fatigue analysis in steel structures?
A Determine fire resistance
B Assess static load capacity
C Evaluate dynamic load effects
D Measure corrosion rate
Fatigue analysis evaluates the effects of repeated or fluctuating loads on steel structures. It helps predict the lifespan of components subjected to cyclic loading, such as bridges and crane girders.
Which of the following is a common type of steel connection in high-rise buildings?
A Bolted connection
B Adhesive connection
C Riveted connection
D Welded connection
Bolted connections are commonly used in high-rise buildings due to their ease of assembly, disassembly, and ability to withstand dynamic loads like wind and seismic forces.
What is the primary purpose of a gusset plate in steel structures?
A Enhance aesthetics
B Connect beams and columns
C Provide fire resistance
D Prevent corrosion
A gusset plate is used to connect beams and columns in steel structures. It provides a rigid and stable connection, ensuring efficient load transfer between members.
Which of the following is a common type of steel section used in roof trusses?
A Box section
B Channel section
C Pipe section
D Angle section
Angle sections are commonly used in roof trusses due to their lightweight and ease of fabrication. They are ideal for bracing and connecting truss members.
What is the primary purpose of a stiffener in plate girders?
A Increase flexibility
B Reduce weight
C Prevent buckling
D Improve aesthetics
Stiffeners are used in plate girders to prevent buckling of the web or flanges. They provide additional support and enhance the load-carrying capacity of the girder.
Which of the following is a common type of steel section used in cold-formed structures?
A C-section
B I-section
C Box section
D H-section
C-sections are common in cold-formed steel structures. They are lightweight, easy to fabricate, and widely used in purlins, wall studs, and lightweight framing.
What is the primary purpose of a base plate in steel structures?
A Prevent corrosion
B Support columns
C Connect beams
D Provide fire resistance
A base plate is used to support steel columns and distribute their loads to the foundation. It ensures stability and prevents excessive stress on the foundation.
Which of the following is a common type of steel section used in earthquake-resistant structures?
A T-section
B L-section
C I-section
D Z-section
I-sections are commonly used in earthquake-resistant structures due to their high strength and ductility. They can absorb and dissipate seismic energy effectively.
What is the primary purpose of a splice joint in steel structures?
A Connect two steel members end-to-end
B Enhance aesthetics
C Prevent corrosion
D Provide fire resistance
A splice joint is used to connect two steel members end-to-end, ensuring continuity and efficient load transfer. It is commonly used in beams, columns, and trusses.