Reinforced Concrete Structures MCQs (Part-5)

What is the primary purpose of providing stirrups in beams?

A Improve aesthetics
B Resist bending moments
C Increase bond strength
D Resist shear forces

Which of the following is a characteristic of prestressed concrete?

A No reinforcement required
B High tensile strength
C Pre–compression in concrete
D Low compressive strength

What is the primary purpose of curing in concrete?

A Reduce cost
B Prevent moisture loss
C Increase workability
D Improve aesthetics

Which of the following is a common cause of deflection in slabs?

A Excessive loading
B High reinforcement ratio
C Low water–cement ratio
D Low span–to–depth ratio

What is the primary purpose of ductile detailing in reinforced concrete?

A Enhance aesthetics
B Increase stiffness
C Improve energy absorption
D Reduce weight

Which of the following is a key factor in the durability of concrete?

A Low compressive strength
B Low permeability
C High water–cement ratio
D High shrinkage

What is the primary purpose of retaining walls?

A Support vertical loads
B Resist lateral earth pressure
C Reduce foundation depth
D Improve aesthetics

Which of the following is a common method for structural retrofitting?

A Increasing water–cement ratio
B Reducing loads
C Adding new columns
D Applying fiber–reinforced polymers (FRP)

What is the primary purpose of pile caps?

A Transfer loads to piles
B Reduce foundation depth
C Improve soil strength
D Increase concrete strength

Which of the following is a common cause of cracking in concrete?

A Low water–cement ratio
B High bond strength
C High compressive strength
D Shrinkage

What is the primary purpose of torsion reinforcement in beams?

A Improve bond strength
B Resist twisting forces
C Reduce deflection
D Resist bending moments

Which of the following is a common type of foundation for high–rise buildings?

A Raft foundation
B Strip foundation
C Pile foundation
D Isolated foundation

What is the primary purpose of reinforcement detailing?

A Reduce concrete strength
B Ensure proper placement of bars
C Increase shrinkage
D Improve aesthetics

Which of the following is a common cause of deflection in beams?

A Low reinforcement ratio
B Low water–cement ratio
C High bond strength
D High compressive strength

What is the primary purpose of flat slabs in reinforced concrete design?

A Increase deflection
B Reduce bond strength
C Reduce construction time
D Improve aesthetics