Explore topic-wise MCQs in Prestressed Concrete Structures.

This section includes 23 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 data that should be available for purpose of design is?

A. Overall shape
B. Overall area
C. Overall height
D. Overall depth
Answer» B. Overall area
2.

In the design of unidirectional members like continuous beams, the axial contraction due to effect of prestressing is __________

A. Constant
B. Zero
C. Neglected
D. 1
Answer» D. 1
3.

The overall cross sectional dimensions are fixed using the __________

A. Permissible tensile stresses
B. Permissible compressive stresses
C. Permissible principle stresses
D. Permissible strains
Answer» C. Permissible principle stresses
4.

The difference of the maximum and minimum moments at a cross section in design of continuous prestressed beam is given as __________

A. Mt = Mmax-Mmin
B. Mf = Mmax+Mmin
C. Mt = Mmax
D. Mt = Mmin
Answer» B. Mf = Mmax+Mmin
5.

In the design of continuous prestressed concrete members, it is often necessary to determine a cable profile lying within __________

A. Distribution zone
B. Limiting zone
C. Edge zone
D. Span zone
Answer» C. Edge zone
6.

The ultimate moment of resistance provided at any section of a member is not less than?

A. 80%
B. 40%
C. 25%
D. 95%
Answer» B. 40%
7.

The equilibrium between the internal forces and the external loads is maintained for __________

A. Stress combinations
B. Load combinations
C. Deformation combinations
D. Elastic combinations
Answer» C. Deformation combinations
8.

If the partial redistribution takes place by the limited hinge rotations, the ultimate strength of the structure lies between __________

A. Upper limit
B. Lower limit
C. Upper limit above and lower limit
D. Zero
Answer» D. Zero
9.

A conservative estimate of the ultimate resistance is obtained by assuming __________

A. Extra reinforcement
B. Tensile reinforcement
C. Factor of safety
D. Collapse
Answer» E.
10.

The ultimate load carrying capacity is controlled by __________

A. Tensile strength
B. Compressive strength
C. Flexural strength
D. Axial strength
Answer» D. Axial strength
11.

The reduction in the magnitude of prestressing force occurs due to __________

A. Re block
B. Restraint
C. Relock
D. Re tension
Answer» C. Relock
12.

THE_DIFFERENCE_OF_THE_MAXIMUM_AND_MINIMUM_MOMENTS_AT_A_CROSS_SECTION_IN_DESIGN_OF_CONTINUOUS_PRESTRESSED_BEAM_IS_GIVEN_AS:?$

A. M<sub>t</sub> = M<sub>max</sub>-M<sub>min</sub>
B. M<sub>f</sub> = M<sub>max</sub>+M<sub>min</sub>
C. M<sub>t</sub> = M<sub>max</sub>
D. M<sub>t</sub> = M<sub>min</sub>
Answer» B. M<sub>f</sub> = M<sub>max</sub>+M<sub>min</sub>
13.

In the design of unidirectional members like continuous beams, the axial contraction due to effect of prestressing is:$

A. Constant
B. Zero
C. Neglected
D. 1
Answer» D. 1
14.

The overall cross sectional dimensions are fixed using the:$

A. Permissible tensile stresses
B. Permissible compressive stresses
C. Permissible principle stresses
D. Permissible strains
Answer» C. Permissible principle stresses
15.

The data that should be available for purpose of design is:

A. Overall shape
B. Overall area
C. Overall height
D. Overall depth
Answer» B. Overall area
16.

In the design of continuous prestressed concrete members, it is often necessary to determine a cable profile lying within?

A. Distribution zone
B. Limiting zone
C. Edge zone
D. Span zone
Answer» C. Edge zone
17.

The ultimate moment of resistance provided at any section of a member is not less than:

A. 80%
B. 40%
C. 25%
D. 95%
Answer» B. 40%
18.

The equilibrium between the internal forces and the external loads is maintained for:

A. Stress combinations
B. Load combinations
C. Deformation combinations
D. Elastic combinations
Answer» C. Deformation combinations
19.

If the partial redistribution takes place by the limited hinge rotations, the ultimate strength of the structure lies between:

A. Upper limit
B. Lower limit
C. Upper limit above and lower limit
D. Zero
Answer» D. Zero
20.

Due to large deformations at the critical sections which concentration develops?

A. Equilibrium
B. Curvature
C. Resultant
D. Loads
Answer» C. Resultant
21.

A conservative estimate of the ultimate resistance is obtained by assuming:

A. Extra reinforcement
B. Tensile reinforcement
C. Factor of safety
D. Collapse
Answer» E.
22.

The ultimate load carrying capacity is controlled by:

A. Tensile strength
B. Compressive strength
C. Flexural strength
D. Axial strength
Answer» D. Axial strength
23.

The reduction in the magnitude of prestressing force occurs due to:

A. Re block
B. Restraint
C. Relock
D. Re tension
Answer» C. Relock