HORIZONTAL. The most common instruments of this type currently used are compass-clinometers from Suunto or Silva.Cross staff: The cross staff is used to set out the perpendicular directions for offsetsPrism square: An optical square is a hand instrument used by surveyor's to lay off RIGHT angles that are multiples of 90° or of 45°. They normally comprise of TWO optical GLASS penta PRISMS in a sturdy housing. Used for placing points on a line, offset measurements, setting our curves or determining horizontal plans.

"> HORIZONTAL. The most common instruments of this type currently used are compass-clinometers from Suunto or Silva.Cross staff: The cross staff is used to set out the perpendicular directions for offsetsPrism square: An optical square is a hand instrument used by surveyor's to lay off RIGHT angles that are multiples of 90° or of 45°. They normally comprise of TWO optical GLASS penta PRISMS in a sturdy housing. Used for placing points on a line, offset measurements, setting our curves or determining horizontal plans.

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Which of the following instrument is used for measurement of sighting objects in a plane table survey?

General Knowledge General Awareness in General Knowledge 10 months ago

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Alidade: It is a straight edge ruler having some form of sighting device. One edge of the ruler is bevelled and is graduated. Always this edge is used for drawing line of sight.Clinometers: The clinometer is an optical device for measuring elevation angles above HORIZONTAL. The most common instruments of this type currently used are compass-clinometers from Suunto or Silva.Cross staff: The cross staff is used to set out the perpendicular directions for offsetsPrism square: An optical square is a hand instrument used by surveyor's to lay off RIGHT angles that are multiples of 90° or of 45°. They normally comprise of TWO optical GLASS penta PRISMS in a sturdy housing. Used for placing points on a line, offset measurements, setting our curves or determining horizontal plans.

Posted on 18 Nov 2024, this text provides information on General Knowledge related to General Awareness in General Knowledge. Please note that while accuracy is prioritized, the data presented might not be entirely correct or up-to-date. This information is offered for general knowledge and informational purposes only, and should not be considered as a substitute for professional advice.

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