Explore topic-wise MCQs in Prestressed Concrete Structures.

This section includes 9 Mcqs, each offering curated multiple-choice questions to sharpen your Prestressed Concrete Structures knowledge and support exam preparation. Choose a topic below to get started.

1.

The space truss, which is composed of longitudinal bars and diagonal concrete truss subjected to twist is known as __________

A. Skew bending theory
B. Space truss analogy theory
C. Space truss theory
D. Compression failed theory
Answer» C. Space truss theory
2.

The skew bending theory is based on the __________

A. Plane Elasticity
B. Plane Deformation
C. Plane Torque
D. Plane Strain
Answer» C. Plane Torque
3.

The members subjected to torque, bending and shear are generally reinforced with __________

A. Parallel and perpendicular reinforcements
B. Longitudinal and transverse reinforcements
C. Rectangular and trapezoidal reinforcements
D. Circular and square reinforcements
Answer» C. Rectangular and trapezoidal reinforcements
4.

The behavior of a prestressed concrete member is affected by the relative magnitude of __________

A. Internal actions
B. External actions
C. Zero
D. Constant actions
Answer» B. External actions
5.

When both longitudinal steel and spirals are provided in prestressed members, the ultimate torsional resistance is?

A. T<sub>wp</sub>+T<sub>ws</sub>
B. T<sub>tp</sub>+T<sub>ts</sub>
C. T<sub>vp</sub>+T<sub>vs</sub>
D. T<sub>ep</sub>+T<sub>es</sub>
Answer» C. T<sub>vp</sub>+T<sub>vs</sub>
6.

The failure of prestressed concrete member without additional un tensioned reinforcement, to that of plain concrete is?

A. Zero
B. Less
C. 1
D. 4
Answer» C. 1
7.

The maximum shear stress of circular section is given as __________

A. 16T/ D<sup>3</sup>
B. 20T/ D<sup>3</sup>
C. 40T/ D<sup>3</sup>
D. 100T/ D<sup>3</sup>
Answer» B. 20T/ D<sup>3</sup>
8.

The distribution of torsion shear stress is uniform in __________

A. Parallel sections
B. Rectangular sections
C. Trapezoidal sections
D. Circular sections
Answer» D. Circular sections
9.

In case of structural concrete members subjected to torsion, shear stress develops depending upon the __________

A. Type of bending
B. Type of tendon
C. Type of anchorage
D. Type of cross section
Answer» E.