Steel Structures MCQs (Part-1)

What is the primary material used in steel structures?

A Timber
B Steel
C Aluminum
D Concrete

Which of the following is a common grade of structural steel?

A Grade 40
B Grade 80
C Grade 20
D Grade 60

What is the main purpose of tension members in steel structures?

A Resist torsion
B Resist compression
C Resist tensile forces
D Resist bending

Which type of connection is permanent and cannot be disassembled?

A Bolted
B Screwed
C Riveted
D Welded

What is the primary function of a gantry girder?

A Support crane loads
B Support floor loads
C Support wind loads
D Support roof loads

Which phenomenon causes a steel member to fail under compressive stress?

A Shear
B Buckling
C Torsion
D Fatigue

What is the purpose of fireproofing in steel structures?

A Prevent corrosion
B Increase load capacity
C Improve fire resistance
D Enhance aesthetics

Which of the following is a type of built-up section in steel structures?

A Box section
B Channel section
C I-section
D Angle section

What is the primary advantage of composite structures?

A Reduced cost
B Improved aesthetics
C Faster construction
D Increased strength and stiffness

Which of the following is a common method to prevent corrosion in steel structures?

A Bolting
B Painting
C Riveting
D Welding

What is the primary purpose of a roof truss in steel structures?

A Support wall loads
B Support foundation loads
C Support roof loads
D Support floor loads

Which of the following is a common type of buckling that occurs when a beam twists and bends simultaneously?

A Lateral torsional buckling
B Global buckling
C Flexural buckling
D Local buckling

What is the primary purpose of prestressed steel?

A Increase ductility
B Improve load-carrying capacity
C Enhance aesthetics
D Reduce weight

Which of the following is a common cold-formed steel section?

A H-section
B I-beam
C C-section
D Box section

What is the primary purpose of fatigue analysis in steel structures?

A Evaluate dynamic load effects
B Assess static load capacity
C Measure corrosion rate
D Determine fire resistance