State any two uses of Plane Surveying.

State any two uses of Plane Surveying. 
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1 Answer

Answer :

1) Plane surveying is used for measuring small distance.

2) When area is less than 260 km2, plane survey is normally done.

3) When desired accuracy is less, plane survey is done.

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Description : Enlist different errors in compass surveying.

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Describe in brief primary classification of surveying

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State the situation where plane table is suitable.

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State advantages of plane table survey one each with respect to booking and suitability

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State merits and demerits of plane table survey.

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What is orientation of plane table? State the procedure of any one method of orientation.

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State the principle of plane table survey.

Description : State the principle of plane table survey. 

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State four advantages and four disadvantages of plane table survey

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State the suitability of plane table survey

Description : State the suitability of plane table survey

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Write any four advantages of intersection method of plane tabling over radiation method of plane tabling.

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Explain errors occurred due to manipulation and sighting in plane tabling.

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Explain the radiation method of plane table survey with neat sketch.

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Define orientation and principle of plane tabling.

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Enlist the methods of plane tabling.

Description : Enlist the methods of plane tabling. 

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Explain Orientation of plane table by Back-sighting Method.

Description : Explain Orientation of plane table by Back-sighting Method.

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Compare collimation plane method and rise and fall method of reduction of levels.

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Explain with neat sketch the procedure of radiation method of plane tabling.

Description : Explain with neat sketch the procedure of radiation method of plane tabling.

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Differentiate between plane and geodetic survey on any four points.

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Explain intersection method of plane survey.

Description : Explain intersection method of plane survey.

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What are the sources of errors in plane tabling?

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Explain temporary adjustment of plane table survey.

Description : Explain temporary adjustment of plane table survey.

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List any four accessories required for plane table survey.

Description : List any four accessories required for plane table survey.

Last Answer : 1. Plane table. 2. Plumbing U-fork. 3. Alidade. 4. Spirit level. 5. Trough compass. 6. Plumb bob.

Differentiate between plane of collimation and rise and fall method.

Description : Differentiate between plane of collimation and rise and fall method.

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Describe in brief errors in plane table survey.

Description : Describe in brief errors in plane table survey.

Last Answer : 1) The board not being horizontal. 2) The table not being accurately centered. 3) The table not being Correctly oriented. 4) The objects not being sited accurately. 5) The alidade not being ... through the station point. 7) Inaccuracy in plotting. 8) The expansion and contraction of the paper.

Enlist different accessories of plane table survey with their use.

Description : Enlist different accessories of plane table survey with their use. 

Last Answer : i) The plane table: It is used for fixing a drawing sheet over it.  To locate the position of the objects on the sheet by drawing rays and plotting to suitable scale. ii) The Alidade (plain Alidade ... v) U-Fork or Plumbing fork with plumb bob: It is used for centering the table over the station. 

State the uses of following instruments in survey: i)Cross staff ii) Chain iii) Pegs iv) Arrows

Description : State the uses of following instruments in survey: i)Cross staff ii) Chain iii) Pegs iv) Arrows

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Write the uses of following survey instruments i) Ranging Rod ii) Pegs iii) Cross-staff iv) Plumb bob

Description : Write the uses of following survey instruments i) Ranging Rod ii) Pegs iii) Cross-staff iv) Plumb bob

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Enlist uses of survey.

Description : Enlist uses of survey.

Last Answer : Uses of surveys. 1. To record relative positions of various points on the surface of earth. 2. Prepare plans and maps required for various works. 3. Layout of various engineering works. 4. Compute ... . 5. To prepare a topographic map 6. To prepare military map 7. To prepare archeological map

State two advantages of telescopic alidade over simple alidade.

Description : State two advantages of telescopic alidade over simple alidade.

Last Answer : Advantages of telescopic alidade : i) Telescopic alidade is more accurate in bisection than simple alidade ii) Telescopic alidade is useful in comparatively longer range objects. iii) It can be easily ... is not possible by simple alidade. iv) It gives quicker bisection which saves time ultimately.

Define orientation. State two methods of orientation. Which method is most accurate and why?

Description : Define orientation. State two methods of orientation. Which method is most accurate and why? 

Last Answer : Orientation is the process of keeping plane table in same position as that is occupied in previous station. Methods of orientation: i) Magnetic meridian method using trough compass ii) Back ... and not by using trough compass. Therefore there is no error occurring due to local attraction.

Define local attraction. State two causes of local attraction.

Description : Define local attraction. State two causes of local attraction.

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State any two desired relationship between fundamental axes of dumpy level.

Description : State any two desired relationship between fundamental axes of dumpy level.

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State two principles of survey.

Description : State two principles of survey.

Last Answer : Following are the two principles of survey. 1) To work from whole to part. 2) To locate a point at least by two independent processes.