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theodolite are use in construction calculate the angle and horizantal distance and for fixed the point

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Q: What is the function of a theodolite?
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What do you call a surveyors sighting device?

Theodolite Alidade


What are the main differences between a theodolite and a total station?

A theodolite is a tripod mounted level used to measure horizontal and vertical distances and a measuring tape is a tape marked with increments: usually feet and inches (but also other increments such as tenths)


When do you use theodolite for surveying?

To measure Angles, Process of Measuring Horizontal and vertical Angles


What is tacheometric surveying?

the special type of theodolite used to measure horizontal and vertical distance and horizontal angle.


Procedure of theodolite methods in setting out of stage?

Procedure:- 1) Let LOM is the horizontal angle to be measured as shown in fig. O is the station point fixed on the ground by a peg. Set up the theodolite over the peg 'o' and level it accurately. 2) Set the horizontal graduated circle vernier A to read zero or 360° by upper clamp screw and slow motion screw. Clamp the telescope to bisect the bottom shoe of the flag fixed at point 'L' and tighten the lower clamp. Exactly intersect the centre of the bottom shoe by means of lower slow motion screw. Check that the face of the theodolite should be left and the telescope in normal position. 3) Check the reading of the vernier A to see that no slip has occurred .Also see that the plate levels are in the centre of their run. Read the vernier B also. 4) Release the upper clamp screw and turn the theodolite clockwise. Biset the flag bottom shoe fixed at point M by a telescope. Tighten the upper clamp screw and bisect the shoe exactly by means of upper slow motion screw. 5) Note the reading on both the vernier to get the approximate value of the angle LOM. 6) Release the lower clamp screw and rotate the theodolite anticlockwise ai azimuth. Bisect again the bottom shoe of the flag at 'L' and tighten the lower clamp screw. By means of slow motion screw bisect exactly the centre of the shoe. 7) Release now the upper clamp screw and rotate the theodolite clockwise. Bisect the bottom shoe of the flag fixed at M and tighten the upper clamp screw. By means of slow motion screw bisect exactly the centre of the shoe. The vernier readings will bw now twice the of the angles. 8) Repeat the process until the angle is repeated the required number of times (usually 3). Add 360° for every complete revaluation to the final reading and divided the total angle by number of repetitions to get the value of angle LOM. 9) Change the face of the theodolite the telescope will now be inverted. Rrpeat the whole process exactly in the above manner and obtain value of angle LOM. 10)The average horizontal angle is then obtained by taking the average of the two angles obtained with face left and face right. 11)Usually three repetitions face left and three with face right should be taken and the mean angle should be calculated. by M.laxminarayaan

Related questions

Who is the father of Theodolite?

Father of Theodolite


What is the type of theodolite?

Transit and non-transit theodolite.


Advantages and disadvantages of theodolite?

advantage and disadvantage of theodolite


How do you spell theodolite light?

Theodolite light is the correct spelling


What is principle of theodolite?

principle of theodolite is based on the principle of trigonometry.


Least count of theodolite?

5 mm is the least count of theodolite.


What is the list count of theodolite?

least count of theodolite is 1 second


How do you set out a building using a theodolite?

A theodolite measures angles and axis needed for site surveying. The horizontal and vertical angles are measured using a theodolite. A theodolite is actually a mounted telescope used in building.


What is digital theodolite?

A theodolite that shows a digital rather than analogue display.


What is theodolite and parts of theodolite?

theodolite is a surveying instrument.It is is used for measure the horizontal & vertical angles also.parts of theodolite trivet,upper plate lower plate,plomb bob,telescope,vernierscale,leveling screw,tribrach,etc.,


How you change the face for taking angle in theodolite?

A theodolite is an instrument that is used in archaeoastronomy. To change the face for taking angle measurements when using a theodolite you must turn the telescope by 180 degrees.


How do you operate theodolite?

To operate a Theodolite, first drive a surveyor's nail into the ground where Theodolite will be set up. Second, set up tripod legs and gently place the instrument on the mounting plate then screw in the mounting knob beneath the instrument. Finally, adjust the vertical plummet of the Theodolite.