Surveying MCQ Practice Questions (Civil Engineering) Set 5

Which one of the following mistakes/errors may be cumulative + or - :


Options are :

  • Sag
  • Bad ranging
  • Erroneous length of chain
  • Bad straightening

Answer :Erroneous length of chain

Surveying MCQ Practice Questions (Civil Engineering) Set 6

The bubble tube is nearly filled with:


Options are :

  • All the above
  • A liquid which is very mobile
  • A liquid having low freezing point
  • Alcohol or chloroform

Answer :All the above

A theodolite is said to be in perfect adjustment if:


Options are :

  • Line of collimation sweeps out a vertical plane while the telescope is elevated or depressed
  • Rotation axis is vertical to the transit axis
  • Transit axis is perpendicular to line of collimation
  • All the above

Answer :All the above

In tacheometrical observations, vertical staff holding is generally preferred to normal staffing, due to:


Options are :

  • None of these
  • Minimum effect of careless holding on the result
  • Facility of holding
  • Ease of reduction of observations

Answer :Minimum effect of careless holding on the result

Surveying MCQ Practice Questions (Civil Engineering) Set 7

If L is in kilometres, the curvature correction is:


Options are :

  • 58.2 L^(2) mm
  • 78.4 L^(2) mm
  • 74.8 L^(2) mm
  • 64.8 L^(2) mm

Answer :78.4 L^(2) mm

Magnetic bearing of a survey line at any place:


Options are :

  • Varies differently in different months of the year
  • Changes systematically
  • Is always greater than true bearing
  • Remains constant

Answer :Varies differently in different months of the year

Perpendicularity of an offset may be judged by eye, if the length of the offset is:


Options are :

  • 10 m
  • 15 m
  • 20 m
  • 5 m

Answer :15 m

Surveying MCQ Practice Questions (Civil Engineering) Set 8

The ratio of the radius and apex distance of a curve deflecting through ?, is:


A.


B.


C.


D.


Options are :

  • D
  • C
  • B
  • A

Answer :A

Prismatic compass is considered more accurate than a surveyor's compass, because:


Options are :

  • It is provided with a better magnetic needle
  • Both C and D
  • Its graduations are in whole circle bearings
  • It is provided with a sliding glass in the object vane
  • It is provided with a prism to facilitate reading of its graduated circle

Answer :It is provided with a prism to facilitate reading of its graduated circle

A traverse deflection angle is:


Options are :

  • The difference between the included angle and 180
  • More than 90 but less than 180
  • The difference between 360 and the included angle
  • Less than 90

Answer :The difference between the included angle and 180

Surveying MCQ Practice Questions (Civil Engineering) Set 9

The Random errors tend to accumulate proportionally to:


Options are :

  • Cube root of the number of operation involved
  • Square root of the number of operation involved
  • Reciprocal of operations involved
  • Numbers of operations involved

Answer :Square root of the number of operation involved

An angle of deflection right, may be directly obtained by setting the instrument to read:


Options are :

  • 90
  • Zero on back station
  • 270 on back station
  • 180 on back station

Answer :Zero on back station

Which one of the following procedures for getting accurate orientation is the most distinctive feature of the art of plane tabling:


Options are :

  • Resection
  • Traversing
  • Intersection
  • Radiation

Answer :Resection

To set out a parallel from a given inccessible point to a given line AB, the following observations and made

Distance AB and angle PAM = a and angle PBA = b are measured where M is a point on the line BA produced. The perpendicular to the desired parallel line from A and B are :


A.


B.


C.


D.


Options are :

  • C
  • A
  • D
  • B

Answer :A

The orthographical projection of a traverse leg upon the reference meridian, is known as:


Options are :

  • Bearing of the leg
  • Latitude to the leg
  • Co-ordinate of the leg
  • Departure of leg

Answer :Latitude to the leg

Which of the following introduces an error of about 1 in 1000 if 20 m chain is used:


Options are :

  • One end of chain 0.9 m higher than the other
  • All the above
  • One end of the chain 0.9 m off the line
  • Middle of the chain 0.45 m off the line
  • Length of chain 20 mm wrong

Answer :All the above

Surveying MCQ Practice Questions (Civil Engineering) Set 1

If V is the speed of a locomotive in km per hour, g is the acceleration due to gravity, G is the distance between running faces of the rails and R is the radius of the circular curve, the required super elevation is:


A.


B.


C.


D.


Options are :

  • A
  • D
  • B
  • C

Answer :D

Grid lines are parallel to:


Options are :

  • None of these
  • Line representing the central true meridian of the grid
  • Magnetic meridian of the central point of the grid
  • Geographical equator

Answer :Line representing the central true meridian of the grid

The direction of steepest slope on a contour, is:


Options are :

  • Along the contour
  • At right angles to the contour
  • None of these
  • At an angle of 45 to the contour

Answer :At right angles to the contour

Surveying MCQ Practice Questions (Civil Engineering) Set 10

The whole circle bearing of a line is 290. Its reduced bearing is:


Options are :

  • N 20 W
  • N 20 E
  • N 70 W
  • S 70 E

Answer :N 70 W

The bearing of AB is 190 and that of CB is 260 30'. The included angle ABC, is:


Options are :

  • 99 30'
  • 70 30'
  • 80 30'
  • None of these

Answer :70 30'

In an internal focusing telescope:


Options are :

  • All the above
  • The objective is at a fixed distance from the diaphragm
  • The focusing is done by the sliding of a divergent lens
  • The focusing divergent lens is situated at about the middle of the tube

Answer :All the above

Surveying MCQ Practice Questions (Civil Engineering) Set 11

If a tacheometer is fitted with an anal-latic lens:


Options are :

  • Both multiplying and additive constants are 100
  • Additive constant is 100, multiplying constant is zero
  • Both multiplying and additive constants are 50
  • Multiplying constant is 100, additive constant is zero

Answer :Multiplying constant is 100, additive constant is zero

A lemniscate curve will not be transitional throughout, if its deflection angle, is:


Options are :

  • 180
  • 60
  • 120
  • 45
  • 90

Answer :45

Correct distance obtained by an erroneous chain is:


A.


B.


C.


D.

None of these


Options are :

  • A
  • B
  • D
  • C

Answer :A

Surveying MCQ Practice Questions (Civil Engineering) Set 13

The slope correction may be ignored if:


Options are :

  • To slope of the ground is say 1 in 19
  • None of these
  • The slope of the ground is less than 3

Answer :To slope of the ground is say 1 in 19 The slope of the ground is less than 3

The main plate of a transit is divided into 1080 equal divisions. 60 divisions of the vernier coincide exactly with 59 divisions of the main plate. The transit can read angles accurate upto:


Options are :

  • 15"
  • 20"
  • 30"
  • 10"
  • 5"

Answer :20"

Imaginary line passing through points having equal magnetic declination is termed as:


Options are :

  • Isogon
  • Isoclinic line
  • None of these
  • Agonic line

Answer :Isogon

Surveying MCQ Practice Questions (Civil Engineering) Set 3

In an adjusted level, when the bubble is central, the axis of the bubble tube becomes parallel to:


Options are :

  • None of these
  • Line of collimation
  • Line of sight
  • Axis of the telescope

Answer :Line of sight

The 'fix' of a plane table from three known points, is good, if:


Options are :

  • Middle station is farthest
  • Middle station is nearest
  • Either the right or left station is nearest
  • None of these

Answer :Middle station is nearest

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