MCQOPTIONS
Saved Bookmarks
MCQOPTIONS
This section includes 119 Mcqs, each offering curated multiple-choice questions to sharpen your Surveying knowledge and support exam preparation. Choose a topic below to get started.
| 51. |
For Fineness test ……. micron sieve is use. |
| A. | 100 |
| B. | 80 |
| C. | 60 |
| D. | 90 |
| Answer» E. | |
| 52. |
The formation of cement paste at the surface is known as laitance. |
| A. | True |
| B. | False |
| C. | none |
| D. | all |
| Answer» B. False | |
| 53. |
Commonly use retarders is…… |
| A. | Calcium sulphate |
| B. | Sugars |
| C. | Cellulose products. |
| D. | All of the above |
| Answer» E. | |
| 54. |
Excess in lime causes _______ |
| A. | The cement to shrink and integrate |
| B. | The cement to shrink and disintegrate |
| C. | The cement to expand and integrate |
| D. | The cement to expand and disintegrate |
| Answer» E. | |
| 55. |
Super plasticizers reduce water requirement by ___________ %. |
| A. | 12-30 |
| B. | 10-15 |
| C. | 30-42 |
| D. | 48 |
| Answer» B. 10-15 | |
| 56. |
Which cement is used for works economic where considerations is predominant?Reservoirs, retaining walls, swimming pools, dams, bridges, piers etc. |
| A. | Waterproof Portland Cement |
| B. | Colored Cement |
| C. | High Alumina Cement |
| D. | Blast Furnace Slag Cement |
| Answer» E. | |
| 57. |
Highest oxide composition present in cement is…… |
| A. | Silica |
| B. | Alumina |
| C. | Iron oxides |
| D. | Lime |
| Answer» E. | |
| 58. |
In Volume batching 1 bag cement = |
| A. | 35 lit |
| B. | 40 lit |
| C. | 45 lit |
| D. | 50 lit |
| Answer» B. 40 lit | |
| 59. |
For sea water concreting …………. cement shall be used. |
| A. | Portland slag cement |
| B. | Portland pozzolana slag cement |
| C. | Super sulphated cement |
| D. | All of above |
| Answer» E. | |
| 60. |
A small quantity of …………. % of gypsum is added to prevent flash-setting of the cement. |
| A. | 1 to 2 |
| B. | 2 to 3 |
| C. | 9 to 10 |
| D. | 10 to 12 |
| Answer» C. 9 to 10 | |
| 61. |
Heat of hydration of C3S at 90 days is ………. cal/g |
| A. | 58 |
| B. | 104 |
| C. | 122 |
| D. | 150 |
| Answer» C. 122 | |
| 62. |
NaOH is the example of retenders. |
| A. | True |
| B. | False |
| C. | none |
| D. | all |
| Answer» C. none | |
| 63. |
Which cement is used for the construction of water-retaining structure like tanks, reservoirs,retaining walls, swimming pools, dams, bridges, piers etc? |
| A. | Waterproof Portland cement |
| B. | Colored Cement |
| C. | High Alumina Cement |
| D. | Low Heat Cement |
| Answer» B. Colored Cement | |
| 64. |
Which cement contains high percentage of C3S and less percentage of C2S? |
| A. | Rapid Hardening Cement |
| B. | Ordinary Portland Cement |
| C. | Quick Setting Cement |
| D. | Low Heat Cement |
| Answer» B. Ordinary Portland Cement | |
| 65. |
For consistency test vicat plunger having ……. dia and …….. Length is used. |
| A. | 15 mm & 45 mm |
| B. | 10 mm & 50 mm |
| C. | 20 mm & 60mm |
| D. | Any of above |
| Answer» C. 20 mm & 60mm | |
| 66. |
Quality control helps to ___________ the risks of overdesign that ___________ the overall cost. |
| A. | Maximize, Increase |
| B. | Minimize, Increase |
| C. | Maximize, Decrease |
| D. | Minimize, Decrease |
| Answer» E. | |
| 67. |
To control alkali aggregate reaction restricting alkali content in cement below……% |
| A. | 1 |
| B. | 0.1 |
| C. | 0.5 |
| D. | 0.6 |
| Answer» E. | |
| 68. |
If L1=Measurement taken after 24 hours of immersion in water at a temp. of 27 ± 20oC and L2=Measurement taken after 3 hours of immersion in water at boiling temperature. Then what is soundness of cement? |
| A. | L1+L2 |
| B. | L1/L2 |
| C. | L1-L2 |
| D. | L1*L2 |
| Answer» D. L1*L2 | |
| 69. |
Main causes of bleeding : |
| A. | Highly wet mix |
| B. | Badly proportion mix |
| C. | Insufficiently mixed concrete |
| D. | All of this |
| Answer» E. | |
| 70. |
25 to 75 mm workability of concrete, indicate |
| A. | High workability |
| B. | Medium workability |
| C. | Low workability |
| D. | Any of this |
| Answer» D. Any of this | |
| 71. |
Retarders used at grouting oil wells, where temperature is about _____________ oC. |
| A. | 100 |
| B. | 150 |
| C. | 200 |
| D. | 250 |
| Answer» D. 250 | |
| 72. |
In volume batching………. % of bulking is take into account. |
| A. | 30 |
| B. | 40 |
| C. | 20 |
| D. | 10 |
| Answer» D. 10 | |
| 73. |
For reinforced concrete exposed to sulphate attack minimum grade required is |
| A. | M10 |
| B. | M15 |
| C. | M20 |
| D. | M25 |
| Answer» D. M25 | |
| 74. |
For proper mixing about…………. revolution are required. |
| A. | 40 to 50 |
| B. | 30 to 40 |
| C. | 15 to 20 |
| D. | 25 to 30 |
| Answer» E. | |
| 75. |
Durability of concrete can be improved by impregnation of …………… in the voids of concrete. |
| A. | polymer |
| B. | cement |
| C. | Lime |
| D. | Soda |
| Answer» B. cement | |
| 76. |
Diameter of Round Steel Fiber lies in the range of ________ mm. |
| A. | .3-.5 |
| B. | .25-.75 |
| C. | .155-.41 |
| D. | .25-.90 |
| Answer» C. .155-.41 | |
| 77. |
Gel/Space ratio = x = Volume of gel / Space available = 0.657 C / 0.319 C+ Wo. Here Wo stands for? |
| A. | Weight of cement in kg |
| B. | Weight of cement in g |
| C. | Volume of gel |
| D. | Volume of mixing water in ml |
| Answer» E. | |
| 78. |
What is the content of SiO2 in fly ash? |
| A. | 30-60% |
| B. | 15-30% |
| C. | Up to 30% |
| D. | 1-7% |
| Answer» B. 15-30% | |
| 79. |
For long time storage ……..cement used. |
| A. | Masonry cement |
| B. | Ordinary |
| C. | Hydrophobic |
| D. | All of above |
| Answer» D. All of above | |
| 80. |
Creep ___ as the age of application of load _____ |
| A. | Increase, increase |
| B. | Increase, decrease |
| C. | Decrease, decrease |
| D. | Decrease, increase |
| Answer» E. | |
| 81. |
Angular aggregate having percentage of voids ranging from………. |
| A. | 32 to 33 |
| B. | 35 to 38 |
| C. | 38 to 40 |
| D. | 40 to 45 |
| Answer» D. 40 to 45 | |
| 82. |
Processes of cement manufacturing is…….? |
| A. | Wet process |
| B. | Dry process |
| C. | Semi-dry process |
| D. | All of above |
| Answer» E. | |
| 83. |
Which of the following types of concrete mixture is most commonly used in precast concretefactories? |
| A. | truck mounted mixture |
| B. | pan type mixer |
| C. | dual drum mixture |
| D. | tilting drum mixture |
| Answer» C. dual drum mixture | |
| 84. |
In very low category of degree of workability determination by compacting factor will be moreappropriate. |
| A. | True |
| B. | False |
| C. | none |
| D. | all |
| Answer» B. False | |
| 85. |
Water from concrete comes out to the surface of the concrete is known as………. |
| A. | Segregation |
| B. | bleeding |
| C. | separation |
| D. | Any of these |
| Answer» C. separation | |
| 86. |
In crushing value test of aggregate, gradually compressive load of….. Tons is apply. |
| A. | 40 |
| B. | 50 |
| C. | 44 |
| D. | 45 |
| Answer» B. 50 | |
| 87. |
Which cement is mainly used for interior and exterior decorative works? |
| A. | Rapid Hardening Cement |
| B. | Colored Cement |
| C. | High Alumina Cement |
| D. | Low Heat Cement |
| Answer» C. High Alumina Cement | |
| 88. |
Compacting factor test should be made for concrete with maximum size of aggregate notexceeding 40 mm. |
| A. | True |
| B. | False |
| C. | none |
| D. | all |
| Answer» B. False | |
| 89. |
Density of water is 1 kg/liter. |
| A. | True |
| B. | false |
| C. | none |
| D. | all |
| Answer» B. false | |
| 90. |
If the average compressive strength is 4000 kg/cm 2 and standard deviation is 500, the co-efficient of variation is |
| A. | 10% |
| B. | 12.5% |
| C. | 15% |
| D. | 18.5 % |
| Answer» C. 15% | |
| 91. |
If a grading curve is horizontal bet-wen the portions of 20 mm I.S. Sieve and 4.75 mm I.S. Sieve, the graded aggregates do not contain |
| A. | 20 mm particles |
| B. | 10 mm particles |
| C. | 4.75 mm particles |
| D. | all the above. |
| Answer» E. | |
| 92. |
Ware house pack' of cement means |
| A. | full capacity of the ware house |
| B. | pressure exertion of the bags of upper layers |
| C. | pressure compaction of the bags on lower layers |
| D. | packing the ware house |
| Answer» D. packing the ware house | |
| 93. |
Le-Chatelier's apparatus is used for testing |
| A. | soundness of cement |
| B. | hardness of cement |
| C. | strength of cement |
| D. | durability of cement. |
| Answer» B. hardness of cement | |
| 94. |
The concrete mix which causes difficulty in obtaining a smooth finish, possess |
| A. | segregation |
| B. | internal friction |
| C. | harshness |
| D. | bleeding |
| Answer» D. bleeding | |
| 95. |
Di-calcium silicate (C 2 S) |
| A. | hydrates rapidly |
| B. | generates less heat of hydration |
| C. | hardens rapidly |
| D. | provides less ultimate strength to cement |
| Answer» C. hardens rapidly | |
| 96. |
The impurity of mixing water which affects the setting time and strength of concrete, is |
| A. | sodium sulphates |
| B. | sodium chlorides |
| C. | sodium carbonates and bicarbonates |
| D. | calcium chorides |
| Answer» D. calcium chorides | |
| 97. |
Sand generally contains salt if it is obtained from: |
| A. | nala beds |
| B. | river beds |
| C. | sea beds |
| D. | all the above |
| Answer» D. all the above | |
| 98. |
Vicat apparatus is used for |
| A. | fineness test |
| B. | consistency test |
| C. | test for setting time |
| D. | test for tensile strength |
| Answer» C. test for setting time | |
| 99. |
For the construction of thin R.C.C. structures, the type of cement to be avoided, is |
| A. | ordinary Portland cement |
| B. | rapid hardening cement |
| C. | low heat cement |
| D. | blast furnace slag cement |
| Answer» E. | |
| 100. |
If P, Y and Z are the weights of cement, fine aggregates and coarse aggregates respetively and W/C is the water cement ratio, the minimum quantity of water to be added to first batch, is obtained by the equation |
| A. | 0.1 P + 0.3 Y + 0.1 Z = W/C x P |
| B. | 0.3 P + 0.1 Y + 0.01 Z = W/C x P |
| C. | 0.4 P + 0.2 Y + 0.01 Z = W/C x P |
| D. | 0.5 P + 0.3 Y + 0.01 Z = W/C x P |
| Answer» C. 0.4 P + 0.2 Y + 0.01 Z = W/C x P | |