McqMate
These multiple-choice questions (MCQs) are designed to enhance your knowledge and understanding in the following areas: Civil Engineering .
| 51. |
The high pH of the fresh concrete make a thin oxide film around the reinforcement steel |
| A. | true |
| B. | false |
| C. | none |
| D. | all |
| Answer» A. true | |
| 52. |
The pH value of fresh concrete is around |
| A. | 10 |
| B. | 11 |
| C. | 11.5 |
| D. | 12.5 |
| Answer» D. 12.5 | |
| 53. |
If the cracks width is less than 0.1 mm then they are called |
| A. | fine |
| B. | thin |
| C. | medium |
| D. | wide |
| Answer» A. fine | |
| 54. |
Surface coating is also one of the methods of treating cracks. |
| A. | true |
| B. | false |
| C. | none |
| D. | all |
| Answer» A. true | |
| 55. |
Painting work should be start after 3 to 6 month of plastering on new walls. |
| A. | true |
| B. | false |
| C. | none |
| D. | all |
| Answer» A. true | |
| 56. |
How much time required for curing of cement paints? |
| A. | 2 – 3 hr |
| B. | 4 – 10 hr |
| C. | 6 – 7 hr |
| D. | 1 – 2 hr |
| Answer» B. 4 – 10 hr | |
| 57. |
Use of electricity is measured in ____________ for home electric system. |
| A. | V |
| B. | W |
| C. | kWh |
| D. | mA |
| Answer» C. kWh | |
| 58. |
How much load is acceptable on one circuit in home electric system? |
| A. | 4 KW |
| B. | 5 KW |
| C. | 3 KW |
| D. | 10 KW |
| Answer» C. 3 KW | |
| 59. |
How much maximum current is allow in single circuit for home electric system? |
| A. | 20A |
| B. | 10A |
| C. | 25A |
| D. | 15A |
| Answer» D. 15A | |
| 60. |
What is functions of home water supply system? |
| A. | to provide a fresh water |
| B. | distribute the water thought out a home |
| C. | store the water inside the home |
| D. | all of the above |
| Answer» D. all of the above | |
| 61. |
Flushing is one of the method of cleaning |
| A. | water pipe |
| B. | sewer pipe |
| C. | steam pipe |
| D. | drain pipe |
| Answer» B. sewer pipe | |
| 62. |
The approaches made for inspection & cleaning of sewers is called |
| A. | trap |
| B. | cover |
| C. | manhole |
| D. | drain |
| Answer» C. manhole | |
| 63. |
The process of supplying fresh air into a closed space for removal of foul smell is called |
| A. | airing |
| B. | venting |
| C. | proving |
| D. | ventilation |
| Answer» D. ventilation | |
| 64. |
Ventilation depends on |
| A. | humidity |
| B. | temperature |
| C. | air change |
| D. | all of the above |
| Answer» D. all of the above | |
| 65. |
Stains caused by paints & varnish can be removed by |
| A. | carbon tetrachloride |
| B. | water |
| C. | oil |
| D. | grease |
| Answer» A. carbon tetrachloride | |
| 66. |
While preparing the maintenance estimate the capital cost of building is deducted. |
| A. | true |
| B. | false |
| C. | none |
| D. | all |
| Answer» A. true | |
| 67. |
Maintaining prestressed concrete structures of various types in a fit and serviceable condition is primary function of ____________ |
| A. | Maintenance engineer |
| B. | Design engineer |
| C. | Surface engineer |
| D. | Structural engineer |
| Answer» A. Maintenance engineer | |
| 68. |
The structural concrete slab panels can be repaired by ____________ |
| A. | Internal bonding |
| B. | External bonding |
| C. | Stress bonding |
| D. | Layered bonding |
| Answer» B. External bonding | |
| 69. |
Blistering and peeling is one of the defect seen in |
| A. | concrete |
| B. | walling |
| C. | painting |
| D. | plumbing |
| Answer» C. painting | |
| 70. |
Rehabilitation of structures may be required due to several reasons. Choose the correct reason. |
| A. | Environmental effects |
| B. | Tensile effects |
| C. | Compressive effects |
| D. | Range effects |
| Answer» A. Environmental effects | |
| 71. |
What is the problem of rehabilitation? |
| A. | Unique |
| B. | Submerged |
| C. | Lined |
| D. | Layered |
| Answer» A. Unique | |
| 72. |
The repair and rehabilitation of damaged or spelled concrete is done by removing the _____ |
| A. | Loose concrete |
| B. | Collapsing |
| C. | Breakage |
| D. | Bonding |
| Answer» A. Loose concrete | |
| 73. |
In restoration of strength by adding external reinforced concrete the damages concrete is first repaired by applying ____________ |
| A. | Preload |
| B. | Tensile load |
| C. | Compressive load |
| D. | Overload |
| Answer» A. Preload | |
| 74. |
The corrosion of reinforcement due to extreme exposure is common for structure located in _ |
| A. | Dry conditions |
| B. | Costal zones |
| C. | Regional zones |
| D. | Hot condition |
| Answer» B. Costal zones | |
| 75. |
The repair procedure in severe damage includes ____________ |
| A. | Grouting |
| B. | Collapse |
| C. | Shortcrete |
| D. | Mud |
| Answer» C. Shortcrete | |
| 76. |
Which pipe is used for carrying a human waste? |
| A. | soil pipe |
| B. | vent pipe |
| C. | waste pipe |
| D. | rainwater pipe |
| Answer» A. soil pipe | |
| 77. |
Which pipe is used for maintain a ventilation is sewage system? |
| A. | soil pipe |
| B. | vent pipe |
| C. | anti-siphonage pipe |
| D. | rainwater pipe |
| Answer» C. anti-siphonage pipe | |
| 78. |
Main causes of failure of the structure? |
| A. | design error |
| B. | materials |
| C. | inspection |
| D. | all of the above |
| Answer» D. all of the above | |
| 79. |
What is unpredictable factors of failure of structure? |
| A. | earthquake |
| B. | bomb blast |
| C. | natural disaster |
| D. | all of the above |
| Answer» D. all of the above | |
| 80. |
What is main causes of horizontal cracks in concrete? |
| A. | plastic shrinkage |
| B. | settlement cracking |
| C. | early removal of the formwork |
| D. | all of the above |
| Answer» A. plastic shrinkage | |
| 81. |
Causes of distress of concrete is _____ |
| A. | high load |
| B. | accident |
| C. | corrosion |
| D. | all of the above |
| Answer» D. all of the above | |
| 82. |
In how many layers is oil paint applied to a surface? |
| A. | 3 |
| B. | 4 |
| C. | 2 |
| D. | 1 |
| Answer» A. 3 | |
| 83. |
Emulsion Paints contain: |
| A. | Nitro cotton |
| B. | Zinc white |
| C. | White lead |
| D. | Polyvinyl acetate |
| Answer» D. Polyvinyl acetate | |
| 84. |
Anticorrosive paint is ___________ in color |
| A. | Blue |
| B. | White |
| C. | Black |
| D. | Yellow |
| Answer» B. White | |
| 85. |
In which of the below, it is not necessary to remove existing paint to apply a new one? |
| A. | Aluminum paints |
| B. | Cement paints |
| C. | Oil paints |
| D. | Enamel paints |
| Answer» C. Oil paints | |
| 86. |
Synthetic rubber paints are prepared from: |
| A. | Resin |
| B. | Rubber |
| C. | Synthetic fibers |
| D. | Polyvinyl Chloride |
| Answer» A. Resin | |
| 87. |
What is used to make paints odorless to an extent? |
| A. | Flat latex |
| B. | Celluloid sheets |
| C. | Acrylic compound |
| D. | Plioway resins |
| Answer» D. Plioway resins | |
| 88. |
Spray painting is used to: |
| A. | Apply paint without touching surface |
| B. | Apply large amount of paint |
| C. | Reach high areas |
| D. | Get textured paint |
| Answer» A. Apply paint without touching surface | |
| 89. |
At roof slab level over the DPC, __________ are provided. |
| A. | Tiles |
| B. | Concrete |
| C. | P.C.C |
| D. | Rubber sheet |
| Answer» A. Tiles | |
| 90. |
DPM stands for: |
| A. | Damp Proof Material |
| B. | Damp Proof Mix |
| C. | Damp Proof Member |
| D. | Damp Proof Membrane |
| Answer» D. Damp Proof Membrane | |
| 91. |
Which of the below is an example of semi rigid DPC material? |
| A. | Plastic sheeting |
| B. | Cement concrete |
| C. | Asphalt |
| D. | Stone |
| Answer» C. Asphalt | |
| 92. |
For DPC at plinth level, which grade of concrete is used? |
| A. | M10 |
| B. | M20 |
| C. | M25 |
| D. | M15 |
| Answer» D. M15 | |
| 93. |
In a white wash, after how many hours is dissolved gum added to the solution? |
| A. | 24 hours |
| B. | 12 hours |
| C. | 6 hours |
| D. | 1 hour |
| Answer» A. 24 hours | |
| 94. |
The appearance of glossy patches on the painted surface is called: |
| A. | Flashing |
| B. | Blooming |
| C. | Running |
| D. | Blistering |
| Answer» A. Flashing | |
| 95. |
Which document used for note down the data during the structure assessments? |
| A. | work sheet |
| B. | site book |
| C. | work book |
| D. | data book |
| Answer» A. work sheet | |
| 96. |
There are _____ stages in condition survey. |
| A. | 5 |
| B. | 4 |
| C. | 3 |
| D. | 2 |
| Answer» B. 4 | |
| 97. |
Which test used for identifying the corrosion in RCC beam? |
| A. | resistivity test |
| B. | Halfcell potential |
| C. | a & b both |
| D. | none of the above |
| Answer» C. a & b both | |
| 98. |
Which test used for identifying the integrity of RCC beam? |
| A. | tapping |
| B. | pulse-echo |
| C. | radar test |
| D. | all of the above |
| Answer» D. all of the above | |
| 99. |
Wood surface requires _________ coats of plastering. |
| A. | 2 |
| B. | 3 |
| C. | 1 |
| D. | none of the above |
| Answer» B. 3 | |
| 100. |
Which admixture is used to improve workability? |
| A. | Plasticizers |
| B. | Metakaolin |
| C. | Reducers |
| D. | Accelerators |
| Answer» A. Plasticizers | |
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