MCQOPTIONS
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MCQOPTIONS
This section includes 492 Mcqs, each offering curated multiple-choice questions to sharpen your Civil Engineering knowledge and support exam preparation. Choose a topic below to get started.
| 51. |
If is the difference in height between end points of a chain of length , the required slope correction is |
| A. | 3 |
| B. | . |
| Answer» B. . | |
| 52. |
For a well-conditioned triangle, no angle should be less than |
| A. | 20 |
| B. | 30 |
| C. | 45 |
| D. | 60 |
| Answer» C. 45 | |
| 53. |
The angle of intersection of the two plane mirrors of an optical square is |
| A. | 30 |
| B. | 45 |
| C. | 60 |
| D. | 90 |
| Answer» C. 60 | |
| 54. |
The permissible error in chaining for measurement with chain on rough or hilly ground is |
| A. | 1 in 100 |
| B. | 1 in 250 |
| C. | 1 in 500 |
| D. | 1 in 1000 |
| Answer» C. 1 in 500 | |
| 55. |
Which of the following methods of offsets involves less measurement on the ground? |
| A. | method of perpendicular offsets |
| B. | method of oblique offsets |
| C. | method of ties |
| D. | all involve equal measurement on the ground |
| Answer» B. method of oblique offsets | |
| 56. |
For accurate work, the steel band should always be used in preference to chain because the steel band |
| A. | is lighter than chain |
| B. | is easier to handle |
| C. | is practically inextensible and is not liable to kinks when in use |
| D. | can be easily repaired in the field |
| Answer» D. can be easily repaired in the field | |
| 57. |
If the true bearing of a line AB is 269 30 , then the azimuth of the line AB is |
| A. | 0 30 |
| B. | 89 30 |
| C. | 90 30 |
| D. | 269 30 |
| Answer» D. 269 30 | |
| 58. |
The horizontal angle between the true meridian and magnetic meridian at a place is called |
| A. | azimuth |
| B. | declination |
| C. | local attraction |
| D. | magnetic bearing |
| Answer» C. local attraction | |
| 59. |
The temporary adjustments of a prismatic compass arei) Centeringii) Levellingiii) Focusing the prismThe correct order is |
| A. | (0, (iii), 00 |
| B. | (0, (ii), (iii) |
| C. | (ii), (iii), 0) |
| D. | (in), (i), (ii) |
| Answer» C. (ii), (iii), 0) | |
| 60. |
The graduations in prismatic compassi) are invertedii) are uprightiii) run clockwise having 0 at southiv) run clockwise having 0 at northThe correct answer is |
| A. | (i) and (iii) |
| B. | (i) and (iv) |
| C. | (ii) and (iii) |
| D. | (ii) and (iv) |
| Answer» B. (i) and (iv) | |
| 61. |
The length of survey line measured with a 20 m chain was found to be 327 m. If the chain was 3cm too long. Calculate the true length of the line. |
| A. | 425m |
| B. | 372 m |
| C. | 453 m |
| D. | 342 m |
| Answer» C. 453 m | |
| 62. |
If altitude bubble is provided both on index frame as well as on telescope of a theodolite, then the instrument is levelled with reference toi) altitude bubble on index frameii) altitude bubble on index frame if it is to be used as a leveliii) altitude bubble on telescopeiv) altitude bubble on telescope if it is to be used as a level The correct answer is |
| A. | only (i) |
| B. | both (i) and (iv) |
| C. | only (iii) |
| D. | both (ii) and (iii) |
| Answer» C. only (iii) | |
| 63. |
Which of the following errors can be eliminated by taking mean of bot face observations ? |
| A. | error due to imperfect graduations |
| B. | error due to eccentricity of verniers |
| C. | error due to imperfect adjustment of plate levels |
| D. | error due to line of collimation not being perpendicular to horizontal axis |
| Answer» E. | |
| 64. |
Which of the following methods of theodolite traversing is suitable for locating the details which are far away from transit stations ? |
| A. | measuring angle and distance from one transit station |
| B. | measuring angles to the point from at least two stations |
| C. | measuring angle at one station and distance from other |
| D. | measuring distance from two points on traverse line |
| Answer» C. measuring angle at one station and distance from other | |
| 65. |
The methods used for locating the plane table stations arei) radiationii) traversingiii) intersectioniv) resectionThe correct answer is |
| A. | (i) and (ii) |
| B. | (iii) and (iv) |
| C. | (ii) and (iv) |
| D. | (i) and (iii) |
| Answer» D. (i) and (iii) | |
| 66. |
In direct method of contouring, the process of locating or identifying points lying on a contour is called |
| A. | ranging |
| B. | centring |
| C. | horizontal control |
| D. | vertical control |
| Answer» E. | |
| 67. |
After fixing the plane table to the tripod, the main operations which are needed at each plane table station arei) levellingii) orientationiii) centeringThe correct sequence of these operations is |
| A. | (i), (ii),.(iii) |
| B. | (i), (iii), (ii) |
| C. | (iii), (i), (ii) |
| D. | (ii), (Hi), (i) |
| Answer» C. (iii), (i), (ii) | |
| 68. |
The process of turning the telescope about the vertical axis in horizontal plane is known as |
| A. | transiting |
| B. | reversing |
| C. | plunging |
| D. | swinging |
| Answer» E. | |
| 69. |
Pick up the method of surveying in which field observations and plotting proceed simultaneously from the following |
| A. | chain surveying |
| B. | compass surveying |
| C. | plan table surveying |
| D. | tacheometric surveying. |
| Answer» D. tacheometric surveying. | |
| 70. |
Which of the following errors is not eliminated by the method of repetition of horizontal angle measurement ? |
| A. | error due to eccentricity of verniers |
| B. | error due to displacement of station signals |
| C. | error due to wrong adjustment of line of collimation and trunnion axis |
| D. | error due to inaccurate graduation |
| Answer» C. error due to wrong adjustment of line of collimation and trunnion axis | |
| 71. |
If the R.L. of a B.M. is 100.00 m, the back- sight is 1.215 m and the foresight is 1.870 m, the R.L. of the forward station is |
| A. | 99.345 m |
| B. | 100.345 m |
| C. | 100.655m |
| D. | 101.870m |
| Answer» B. 100.345 m | |
| 72. |
In which of the following compass sighting and reading taking cannot be done simultaneously from one position of the observer? |
| A. | Prismatic compass |
| B. | Surveyor s compass |
| C. | Theodolite |
| D. | Sextant |
| Answer» C. Theodolite | |
| 73. |
What type of surveys needs to fix the boundaries of municipalities and of state and federal jurisdictions? |
| A. | Topographic Surveying |
| B. | Hydrographic Surveying |
| C. | Cadastral Surveying |
| D. | City Surveying |
| Answer» D. City Surveying | |
| 74. |
For which of the following permanent adjustments of theodolite, the spire test is used ? |
| A. | adjustment of plate levels |
| B. | adjustment of line of sight |
| C. | adjustment of horizontal axis |
| D. | adjustment of altitude bubble and vertical index frame |
| Answer» D. adjustment of altitude bubble and vertical index frame | |
| 75. |
Which of the following methods of con-touring is most suitable for a hilly terrain ? |
| A. | direct method |
| B. | square method |
| C. | cross-sections method |
| D. | tacheometric method |
| Answer» E. | |
| 76. |
Which of the following type of levelling is necessary across a river ravine or any obstacle requiring a long site between two points? |
| A. | Barometric levelling |
| B. | Trigonometric levelling |
| C. | Reciprocal levelling |
| D. | Spirit levelling |
| Answer» D. Spirit levelling | |
| 77. |
Which branch of surveying is used to find the elevations of given points with respect to given or assumed datum? |
| A. | Levelling |
| B. | Contouring |
| C. | Traversing |
| D. | Plane table surveying |
| Answer» B. Contouring | |
| 78. |
An imaginary line lying throughout the surface of ground and preserving a constant inclination to the horizontal is known as |
| A. | contour line |
| B. | horizontal equivalent |
| C. | contour interval |
| D. | contour gradient |
| Answer» E. | |
| 79. |
If the staff is not held vertical at a level ling station, the reduced level calculated from the observation would be |
| A. | true R.L. |
| B. | more than true R.L. |
| C. | less than true R.L. |
| D. | none of the above |
| Answer» D. none of the above | |
| 80. |
In the cross-section method of indirect contouring, the spacing of cross-sections depends uponi) contour intervalii) scale of planiii) characteristics of groundThe correct answer is |
| A. | only (i) |
| B. | (i)and(ii) |
| C. | (ii) and (iii) |
| D. | (i), (ii) and (iii) |
| Answer» E. | |
| 81. |
Which of the following errors can be neutralised by setting the level midway between the two stations ? |
| A. | error due to curvature only |
| B. | error due to refraction only |
| C. | error due to both curvature and re-fraction |
| D. | none of the above |
| Answer» D. none of the above | |
| 82. |
Survey lines must be as few as possible is the condition to be fulfilled by survey lines or survey stations. |
| A. | True |
| B. | False |
| C. | none |
| D. | all |
| Answer» B. False | |
| 83. |
The imaginary line passing through the intersection of cross hairs and the optical center of the objective, is known as |
| A. | line of sight |
| B. | line of collimation |
| C. | axis of the telescope |
| D. | none of these. |
| Answer» C. axis of the telescope | |
| 84. |
With the rise of temperature, the sensitivity of a bubble tube______________? |
| A. | decreases |
| B. | increases |
| C. | remains unaffected |
| D. | none of the above |
| Answer» B. increases | |
| 85. |
Which of the following methods of theodolite traversing is suitable for locating the details which are far away from transit stations ? |
| A. | measuring angle and distance from one transit station |
| B. | measuring angles to the point from at least two stations |
| C. | measuring angle at one station and distance from other |
| D. | measuring distance from two points on traverse line |
| Answer» C. measuring angle at one station and distance from other | |
| 86. |
Which of the following methods of con-touring is most suitable for a hilly terrain ? |
| A. | direct method |
| B. | square method |
| C. | cross-sections method |
| D. | tacheometric method |
| Answer» E. | |
| 87. |
Transit rule of adjusting the consecutive coordinates of a traverse is used where________________? |
| A. | linear and angular measurements of the traverse are of equal accuracy |
| B. | angular measurements are more accurate than linear measurements |
| C. | linear measurements are more accurate than angular measurements |
| D. | all of the above |
| Answer» C. linear measurements are more accurate than angular measurements | |
| 88. |
Three point problem can be solved by_________________? |
| A. | Tracing paper method |
| B. | Bessels method |
| C. | Lehman’s method |
| D. | all of the above |
| Answer» E. | |
| 89. |
Theodolite is an instrument used for_________________? |
| A. | tightening the capstan-headed nuts of level tube |
| B. | measurement of horizontal angles only |
| C. | measurement of vertical angles only |
| D. | measurement of both horizontal and vertical angles |
| Answer» E. | |
| 90. |
The type of surveying which requires least office work is________________? |
| A. | tacheomefry |
| B. | trigonometrical levelling |
| C. | plane table surveying |
| D. | theodolite surveying |
| Answer» D. theodolite surveying | |
| 91. |
The two point problem and three point problem are methods of________________? |
| A. | resection |
| B. | orientation |
| C. | traversing |
| D. | resection and orientation |
| Answer» E. | |
| 92. |
The suitable contour interval for a map with scale 1 : 10000 is______________? |
| A. | 2 m |
| B. | 5m |
| C. | 10 m |
| D. | 20 m |
| Answer» B. 5m | |
| 93. |
The size of a plane table is________________? |
| A. | 750 mm x 900 mm |
| B. | 600 mm x 750 mm |
| C. | 450 mm x 600 mm |
| D. | 300 mm x 450 mm |
| Answer» C. 450 mm x 600 mm | |
| 94. |
The sensitivity of a bubble tube can be increased by________________? |
| A. | increasing the diameter of the tube |
| B. | decreasing the length of bubble |
| C. | increasing the viscosity of liquid |
| D. | decreasing the radius of curvature of tube |
| Answer» B. decreasing the length of bubble | |
| 95. |
The R.L, of the point A which is on the floor is 100 m and back sight reading on A is 2.455 m. If the foresight reading on the point B which is on the ceiling is 2.745 m, the R.L. of point B will be_______________? |
| A. | 94.80 m |
| B. | 99.71 m |
| C. | 100.29 m |
| D. | 105.20 m |
| Answer» E. | |
| 96. |
The rise and fall method_______________? |
| A. | is less.accurate than height of instrument method |
| B. | is not suitable for levelling with tilting levels |
| C. | provides a check on the reduction of intermediate point levels |
| D. | quicker and less tedious for large number of intermediate sights |
| Answer» D. quicker and less tedious for large number of intermediate sights | |
| 97. |
The rise and fall method of levelling provides a complete check on_______________? |
| A. | backsight |
| B. | intermediate sight |
| C. | foresight |
| D. | all of the above |
| Answer» E. | |
| 98. |
The resection by two point problem as compared to three point problem_______________? |
| A. | gives more accurate problem |
| B. | takes less time |
| C. | requires more labour |
| D. | none of the above |
| Answer» D. none of the above | |
| 99. |
The process of turning the telescope about the vertical axis in horizontal plane is known as______________? |
| A. | transiting |
| B. | reversing |
| C. | plunging |
| D. | swinging |
| Answer» E. | |
| 100. |
The process of determining the locations of the instrument station by drawing re sectors from the locations of the known stations is called_________________? |
| A. | radiation |
| B. | intersection |
| C. | resection |
| D. | traversing |
| Answer» D. traversing | |