MCQOPTIONS
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MCQOPTIONS
This section includes 14 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 effective punching area Apun is generally the contact area of ____________ |
| A. | Tendon device |
| B. | Anchorage device |
| C. | Stress device |
| D. | Strain device |
| Answer» C. Stress device | |
| 2. |
The bearing pressure on the concrete is given as ____________ |
| A. | 0.4fci |
| B. | 0.8fci |
| C. | 0.12fci |
| D. | 0.2fci |
| Answer» C. 0.12fci | |
| 3. |
The pre and post tensioned members with bonded tendons bond stress between ____________ |
| A. | Steel and concrete |
| B. | Steel and water |
| C. | Steel and aggregates |
| D. | Steel and plastic |
| Answer» B. Steel and water | |
| 4. |
The various codes recommend empirical relations to estimate ____________ |
| A. | Ultimate shear resistance |
| B. | Ultimate torsional resistance |
| C. | Ultimate bending resistance |
| D. | Ultimate load |
| Answer» B. Ultimate torsional resistance | |
| 5. |
THE_END_BLOCK_OF_A_BEAM_HAS_A_RECTANGULAR_SECTION_100MM_WIDE_BY_200MM_DEEP,_THE_FORCE_OF_CABLE_IS_200KN._FIND_THE_ACTUAL_BEARING_PRESSURE??$ |
| A. | 30n/mm<sup>2</sup> |
| B. | 40n/mm<sup>2</sup> |
| C. | 20n/mm<sup>2</sup> |
| D. | 10n/mm<sup>2</sup> |
| Answer» D. 10n/mm<sup>2</sup> | |
| 6. |
The_end_block_of_a_prestressed_concrete_beam_has_a_rectangular_section;_a_cable_carrying_a_force_of_200kn_is_to_be_anchored_against_the_end_block_at_the_centre_if_the_cube_strength_of_concrete_at_transfer_is_30n/mm2._Design_the_maximum_permissible_bearing_pressure?(Abr_=_10000mm2)$ |
| A. | 24n/mm<sup>2</sup> |
| B. | 48n/mm<sup>2</sup> |
| C. | 54n/mm<sup>2</sup> |
| D. | 12n/mm2<sup>2</sup> |
| Answer» B. 48n/mm<sup>2</sup> | |
| 7. |
The effective punching area Apun is generally the contact area of? |
| A. | Tendon device |
| B. | Anchorage device |
| C. | Stress device |
| D. | Strain device |
| Answer» C. Stress device | |
| 8. |
The bearing pressure on the concrete is given as: |
| A. | 0.4f<sub>ci</sub> |
| B. | 0.8f<sub>ci</sub> |
| C. | 0.12f<sub>ci</sub> |
| D. | 0.2f<sub>ci</sub> |
| Answer» C. 0.12f<sub>ci</sub> | |
| 9. |
When prestress is transferred to concrete by means of external anchorages which pressure is developed: |
| A. | Bearing |
| B. | Twisting |
| C. | Torsion |
| D. | Bent |
| Answer» B. Twisting | |
| 10. |
In case of pre tensioned member, the computations of transmission length is influenced by: |
| A. | Bond |
| B. | Flexure |
| C. | Torsion |
| D. | Tension |
| Answer» B. Flexure | |
| 11. |
The pre and post tensioned members with bonded tendons bond stress between: |
| A. | Steel and concrete |
| B. | Steel and water |
| C. | Steel and aggregates |
| D. | Steel and plastic |
| Answer» B. Steel and water | |
| 12. |
Which type of shear reinforcement should be provided for members with thin webs? |
| A. | Maximum shear reinforcement |
| B. | Minimum shear reinforcement |
| C. | Nominal shear reinforcement |
| D. | Tensile reinforcement |
| Answer» D. Tensile reinforcement | |
| 13. |
The various codes recommend empirical relations to estimate: |
| A. | Ultimate shear resistance |
| B. | Ultimate torsional resistance |
| C. | Ultimate bending resistance |
| D. | Ultimate load |
| Answer» B. Ultimate torsional resistance | |
| 14. |
Which type of cables are advantages in reducing the effective shear? |
| A. | Straight |
| B. | Curved |
| C. | Trapezoidal |
| D. | Longitudinal |
| Answer» C. Trapezoidal | |