In chain surveying tie lines are primarily provided
(A) To check the accuracy of the survey
(B) To take offsets for detail survey
(C) To avoid long offsets from chain lines
(D) To increase the number of chain lines
Description : Check lines (or proof lines) in Chain Surveying, are essentially required (A) To plot the chain lines (B) To plot the offsets (C) To indicate the accuracy of the survey work (D) To increase the out-turn
Last Answer : (C) To indicate the accuracy of the survey work
Description : The additional lines which are measured to show the correctness of the chain surveying are called: (A) Check clines (B) Proof lines (C) Tie lines (D) All of these
Last Answer : (D) All of these
Description : The accuracy of measurement in chain surveying, does not depend upon (A) Length of the offset (B) Scale of the plotting (C) Importance of the features (D) General layout of the chain lines
Last Answer : (D) General layout of the chain lines
Description : Offsets are measured with an accuracy of 1 in 40. If the point on the paper from both sources of error (due to angular and measurement errors) is not to exceed 0.05 cm on a scale of 1 cm = 20 m, the maximum length of ... should be limited to (A) 14.14 m (B) 28.28 m (C) 200 m (D) None of these
Last Answer : (B) 28.28 m
Description : For taking offsets with an optical square on the right hand side of the chain line, it is held (A) By right hand upside down (B) By left hand upright (C) By right hand upright (D) By left hand upside down
Last Answer : (B) By left hand upright
Description : Short offsets are measured with (A) An ordinary chain (B) An invar tape (C) A metallic tape (D) A steel tape
Last Answer : (A) An ordinary chain
Description : If the chain line which runs along N-S direction is horizontal and the ground in E-W direction is sloping (A) It is possible to set offsets correctly on east side (B) It is possible to ... possible to set offsets correctly on west side (D) It is possible to set offsets correctly on both sides
Last Answer : (D) It is possible to set offsets correctly on both sides
Description : The distance between steps for measuring downhill to obtain better accuracy (A) Decreases with decrease of slope (B) Increases with increase of slope (C) Decreases with increase of slope (D) Decreases with decrease of weight of the chain
Last Answer : (C) Decreases with increase of slope
Description : 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
Last Answer : (C) Plan table surveying
Description : In chain surveying, perpendiculars to the chain line are set out by (A) A theodolite (B) A prismatic compass (C) A level (D) An optical square
Last Answer : (D) An optical square
Description : The distances AC and BC are measured from two fixed points A and B whose distance AB is known. The point C is plotted by intersection. This method is generally adopted in (A) Chain surveying (B) Traverse method of surveys (C) Triangulation (D) None of these
Last Answer : (A) Chain surveying
Description : The method generally preferred to for contouring an undulating area, is (A) Chain surveying (B) Plane table surveying (C) Tacheometrical surveying (D) Compass surveying
Last Answer : (C) Tacheometrical surveying
Description : Prolongation of chain line across an obstruction in chain surveying, is done by (A) Making angular measurements (B) Drawing perpendiculars with a chain (C) Solution of triangles (D) All the above
Last Answer : (B) Drawing perpendiculars with a chain
Description : In chain surveying field work is limited to (A) Linear measurements only (B) Angular measurements only (C) Both linear and angular measurements (D) All the above
Last Answer : (A) Linear measurements only
Description : Chain surveying is well adopted for (A) Small areas in open ground (B) Small areas with crowded details (C) Large areas with simple details (D) Large areas with difficult details
Last Answer : (A) Small areas in open ground
Description : State the two uses of survey based on geodetic surveying
Last Answer : Two uses of survey based on geodetic surveying:- i) To determine the precise position s on the surface of the earth. ii) Preparation of maps of large area like map of a country, state ... ) Establishment of GTS bench Marks across the country. iv) Preparation of military maps for defense purposes.
Description : What consideration would you have while selecting survey stations and survey lines in a chain survey?
Last Answer : Following points to be considered while selecting survey stations and survey lines 1) Main survey station should be mutually visible. 2) All triangles should be well conditioned. 3) The survey line should lie ... of the area so as to form the frame work of triangles on it to cover maximum area.
Description : For setting out a simple curve, using two theodolites. (A) Offsets from tangents are required (B) Offsets from chord produced are required (C) Offsets from long chord are required (D) None of these
Last Answer : (D) None of these
Last Answer : (C) R/20
Description : An air vessel is provided at the summit in a siphon to (A) Avoid interruption in the flow (B) Increase discharge (C) Increase velocity (D) Maintain pressure difference
Last Answer : Answer: Option A
Description : Explain principle of chain surveying
Last Answer : 1) Principle of chain surveying is triangulation 2) Triangulation consists of frame work of triangles. The whole area is divided into network of triangles. 3) A triangle is the only simple plane ... to be adopted depends upon the shape & configuration of the ground & the natural obstacles.
Description : State any four precautions to be taken while selecting stations for chain surveying.
Last Answer : Following are the precautions to be taken while selecting station for chain surveying. 1) As far as possible the survey work should be based upon the basic principle of surveying i.e. working from whole to ... level ground. 9) The survey lines should run as far as possible nearer to object.
Description : In geodetic surveys higher accuracy is achieved, if (A) Curvature of the earth surface is ignored (B) Curvature of the earth surface is taken into account (C) Angles between the curved lines are treated as plane angles (D) None of these
Last Answer : (B) Curvature of the earth surface is taken into account
Description : If the radius of a simple curve is R, the length of the chord for calculating offsets by the method of chords produced, should not exceed. (A) R/10 (B) R/15 (C) R/20 (D) R/25
Description : If the radius of a simple curve is 600 m, the maximum length of the chord for calculating offsets, is taken (A) 15 m (B) 20 m (C) 25 m (D) 30 m
Last Answer : (D) 30 m
Description : The approximate formula for radial or perpendicular offsets from the tangent, is (A) x/2R (B) x²/2R (C) x/R (D) x²/R
Last Answer : (B) x²/2R
Description : Setting out of Lemniscate transition curves, is done with (A) Perpendicular offsets (B) Radial offsets (C) Deflection angles (D) Polar deflection angles
Last Answer : Answer: Option D
Description : Ranging in chain survey means (A) Looking at an isolated point not on the line (B) Establishing an intermediate point on the line (C) Determining the distance between end points (D) Determining the offset distance
Last Answer : (B) Establishing an intermediate point on the line
Description : Which one of the following statements is not relevant to hydrographic survey? (A) Establishment of a chain of bench marks near the shore line (B) Establishment of horizontal control points on the shore (C) Determination of the sea bed profile (D) None of these
Description : The tie rod connects the front wheel spindle arms and is actuated by the steering shaft through a) chain link b) gear link c) tension link d) drag link
Last Answer : d) drag link
Description : Bats have poor eyesight but are able to home their prey with great accuracy. Also, dolphins can avoid fishing nets and can detect fish at night. Explain
Last Answer : Ans: Bats emit high frequency (1, 20,000 Hz) sound waves and listen with their sensitive ears for any echoes. From the time taken to hear the echo and from the nature of sound received. ... and the type of surroundings. This process is known as echolocation. Same process is used by the dolphins.
Description : Pick up the correct statement from the following: (A) The framework which consists of a series of connected lines, the lengths and directions of which are found from measurements, is called a traverse ... system and ends on another such point, is called a controlled traverse (D) All the above
Last Answer : (D) All the above
Description : Pick up the correct statement from the following: (A) The directions of plumb lines suspended at different points in a survey are not strictly parallel (B) In surveys of small extent, the effect of ... of large extent, the effect of curvature of the earth must be considered (D) All the above
Description : Write in detail about Mughal Land Revenue System. (a) Land Survey (b) Rate of Tax (c) Welfare Oriented Policy
Last Answer : Answer the following questions with the help of given points: Write in detail about Mughal Land Revenue ... Rate of Tax (c) Welfare Oriented Policy
Description : Explain in detail classification of survey.
Last Answer : A. primary classification- 1. Plane surveying: In this survey curvature of the earth is not taken in to consideration. 2. Geodetic surveying: In this survey curvature of the earth is taken ... 3. Based on nature of field: 1.Land surveying 2.Marine surveying 3.Astronomical surveying
Description : Explain the procedure of curve setting by method of offsets from long chord
Last Answer : Procedure: 1. Divide the long chord into an even number of equal parts say 8,10,12 etc. 2. Set out the offset as calculated from the formula and obtain the required points on the ... ED, the offset for the right half of the curve will be the same as those on the left half side.
Description : To avoid large centering error with very short legs, observations are generally made (A) To chain pins (B) By using optical system for centering the theodolite (C) To a target fixed on theodolite tripod on which theodolite may be fitted easily (D) All the above
Last Answer : (C) To a target fixed on theodolite tripod on which theodolite may be fitted easily
Description : Function of air vessel provided in a reciprocating pump is to (A) Reduce discharge fluctuation (B) Reduce the danger of cavitation (C) Avoid the necessity of priming (D) Increase the pump efficiency
Last Answer : (A) Reduce discharge fluctuation
Description : How to Check Tie Rod Ends
Last Answer : How to Check Tie Rod Ends If you often do car checkups, then you must be familiar with the tie rod ends. Part of a steering rack's extension, they connect to the front wheels' knuckles. It's ... rod ends of a car. Making sure they're working properly will assure you of safe driving all the time.
Description : Diaphragm of a surveying telescope is held inside (A) Eye-piece (B) Objective (C) Telescope tube at its mid point (D) Telescope at the end nearer the eye-piece
Last Answer : (D) Telescope at the end nearer the eye-piece
Description : An internal focussing type surveying telescope, may be focussed by the movement of (A) Objective glass of the telescope (B) Convex-lens in the telescope (C) Concave lens in the telescope (D) Plano-convex lens in the telescope
Last Answer : (C) Concave lens in the telescope
Description : Geodetic surveying is undertaken (A) For production of accurate maps of wide areas (B) For developing the science of geodesy (C) Making use of most accurate instruments and methods of observation (D) All the above
Description : Cross hairs in surveying telescopes, are fitted (A) In the objective glass (B) At the centre of the telescope (C) At the optical centre of the eye piece (D) In front of the eye piece
Last Answer : (D) In front of the eye piece
Description : The main principle of surveying is to work (A) From part to the whole (B) From whole to the part (C) From higher level to the lower level (D) From lower level to higher level
Last Answer : (B) From whole to the part
Description : While surveying a plot of land by plane tabling, the field observations (A) And plotting proceed simultaneously (B) And plotting do not proceed simultaneously (C) And recorded in field books to be plotted later (D) All the above
Last Answer : (A) And plotting proceed simultaneously
Description : The type of surveying which requires least office work is (A) Tachometry (B) Trigonometrical levelling (C) Plane table surveying (D) Theodolite surveying
Last Answer : (C) Plane table surveying
Description : The branch of surveying in which both horizontal and vertical positions of a point, are determined by making instrumental observations, is known (A) Tacheometry (B) Tachemetry (C) Telemetry (D) All the above
Description : Which of the following methods of plane table surveying is used to locate the position of an inaccessible point? (A) Radiation (B) Intersection (C) Traversing (D) Resection
Last Answer : (B) Intersection
Description : In a solution of the three-point problem in plane table surveying, the converging of error is attained through : (a) Concyclic concept (b) Bessel’s method (c) Triangle of error (d) Tracing paper method
Last Answer : (c) Triangle of error
Description : Working from the whole to the part is followed as the fundamental principle of surveying so as to : 1. Distribute errors 2. Improve ease of working 3. Prevent accumulation of errors 4. Compensate error in a way 5. Refer to common datum ... (a) 1, 2 and 4 (b) 1, 3 and 5 (c) 3 and 4 (d) 2 and 5
Last Answer : (c) 3 and 4