Surveying MCQs

1.What materials are typically used to manufacture a metallic measuring tape?

2.In the indirect contouring technique using cross-sections, what factors influence the distance between cross-sections?

Only the contour intervalBoth the contour interval and the map scaleThe map scale and the terrain featuresThe contour interval, map scale, and terrain featuresNone of the above

3.Which techniques are employed to determine the positions of plane table stations?

4.Once the plane table is secured to the tripod, what is the correct order of essential tasks to perform at each plane table station?

Levelling, orientation, then centeringLevelling, centering, followed by orientationCentering, levelling, then orientationOrientation, centering, then levellingNone of the above

5.What is the name of the angle formed between the extension of the previous line and the next line in a traverse?

deflection angleincluded angledirect anglenone of these

6.What is the primary purpose of a subtense bar in surveying?

Determining elevation differencesMeasuring flat horizontal distancesCalculating horizontal distances over uneven terrainMeasuring angular values

7.Which type of curve helps prevent vehicle rollovers when navigating bends?

8.A vertical staff shows an intercept of 0.75 m when viewed from a tacheometer. What is the horizontal distance between the tacheometer and the staff position?

9.Given that the focal length of the objective lens is 25 cm and the distance between the objective lens and the trunnion axis is 15 cm, what is the value of the additive constant?

0.10.40.61.33

10.What type of curve connects different slope gradients in a roadway?

compound curvetransition curvereverse curvevertical curve

11.What are the additive and multiplying constants for a tacheometer, respectively?

0 and 100100 and 00 and 0100 and 100

12.How many horizontal cross wires are present in a stadia diaphragm?

13.Which theodolite traversing technique is best suited for determining the location of points that are distant from the transit stations?

Taking angle and distance measurements from a single transit pointObserving angles to the target from a minimum of two different stationsRecording the angle at one station and measuring distance from anotherMeasuring distances from two separate points along the traverse line

14.When measuring horizontal distances using thermometric methods, which corrections are necessary?

Only slope adjustment is neededOnly tension adjustment is requiredBoth slope and tension adjustments must be appliedNo adjustments for slope or tension are needed

15.In which situation is the transit rule applied for adjusting the consecutive coordinates in a traverse?

When both linear and angular measurements have similar levels of precisionWhen angular measurements are more precise than linear measurementsWhen linear measurements are more precise than angular measurementsIn all of the above cases

16.In a closed traverse, when the total north latitudes exceed the total south latitudes and the sum of west departures is greater than the sum of east departures, in which quadrant does the bearing of the closing line lie?

17.How does the two-point resection problem differ from the three-point resection problem?

Provides a higher precision solutionIs completed in a shorter durationDemands greater effort to solveNone of the listed choices

18.Which device is utilized to achieve precise centering in a plane table survey?

19.Which of the following statements is accurate?

The contour interval remains uniform throughout any given map.The direct contouring technique is less expensive compared to the indirect approach.It is impossible to determine the visibility between points using a contour map.Contours cannot be used to calculate the gradient of a hill.