Deck 9: Surveying Instruments and Methods

Question 1

Which line passes through a point, such that plane passing that point and the north and south poles, intersects with the surface of the earth?

A)True Meridian
B)Magnetic Meridian
C)Arbitrary Meridian
D)Survey line

Answer 1

True Meridian

Question 2

When magnetic meridian is right side to true meridian, then Magnetic Declination is said to be _________

A)Eastern
B)Western
C)Southern
D)Northern

Answer 2

Eastern

Question 3

Which of the following are not sources of errors?

A)Instrumental
B)Personal
C)Natural
D)Artificial

Answer 3

Artificial

Question 4

Prism square works on the same principle as that of _______

A)Cross staff
B)Open cross staff
C)Optical square
D)Site square

Question 5

How many number of arrows are required for chain surveying?

A)10
B)5
C)15
D)20

Question 6

What instrument is used for centering the table?

A)Compass
B)Spirit level
C)Plumbing fork
D)Alidade

Question 7

Which of the following is used for the orientation of the table?

A)Compass
B)Spirit level
C)Dumpy level
D)Alidade

Question 8

Which of the following is not one among the three major kinds of obstacles of chaining?

A)obstacles to ranging
B)obstacles to chaining
C)obstacles to levelling
D)obstacles to ranging and chaining

Question 9

Which meridian direction can be established with the help of a magnetic compass?

A)True Meridian
B)Magnetic Meridian
C)Arbitrary Meridian
D)All meridi

Question 10

Which of the following is not a part of the prismatic compass?

A)Agate cap
B)Prism cap
C)Brake pin
D)Jewel bearing

Question 11

In which of the following compass graduated card is attached to the box and not to the ring?

A)Prismatic compass
B)Surveyor's compass
C)Theodolite
D)Sextant

Question 12

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

Question 13

In which areas does compass surveying is not recommended?

A)Local attraction suspected areas
B)Large areas
C)Undulating areas
D)Crowded with many details

Question 14

Which of the following is not under instrumental errors?

A)Sluggish needle
B)Blunt pivot joint
C)Inaccurate centering
D)Plane of sight not being vertical

Question 15

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

Question 16

Which of the following is not a method of levelling?

A)Barometric levelling
B)Trigonometric levelling
C)Spirit levelling
D)Traverse levelling

Question 17

In surveyor's telescope, the convex lens nearest to the object is called ______________

A)Eye piece
B)Objective
C)Diaphragm
D)Surveyor lens

Question 18

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

Question 19

Which of the following is not a chief method of Interpolation?

A)By estimation
B)By arithmetic calculation
C)By graphical method
D)By cross sections

Question 20

Which of the following does not belong to the instruments of plane table?

A)Spirit level
B)Plumb bob
C)Compass
D)Theodolite

Question 21

Alidade is used for___________

A)Sighting
B)Levelling
C)Transferring point to ground
D)Drawing lines

Question 22

Which of the following acts as an advantage of plane table surveying?

A)Accuracy in output
B)Inconvenient in wet climate
C)Heavy instruments
D)Used in magnetic areas

Question 23

Control segment consists:

A)a master control station
B)an alternate master control station
C)Four dedicated ground antennas
D)All of above