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Surveying — Video Lectures
GATE Geomatics 2027
DAY 1
Maps
DAY 2
Plotting Accuracy and Coordinate System
DAY 2
Maps Numbering
DAY 3
Map Projections
DAY 4
Levelling and Compass
DAY 5
Tacheometer, Theodolite and Total Station
DAY 6
Trigonometric Levelling and Traversing
⚠️ Note: At 17:33 one formula is stated incorrectly. Correct formula is: Sum of interior angles = (2n − 4) × 90°
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Submit Your Doubt →Practice Problems
Practice Problem Day 6 →
DAY 7
Triangulation and Trilateration
DAY 8
Photogrammetry — Part 1
DAY 9
Photogrammetry — Part 2
DAY 10
Photogrammetry — Part 3
DAY 11
Photogrammetry — Part 4
DAY 12
Ellipsoid-Geoid_Terms
DAY 12
COGO-1
DAY 12
COGO-2
DAY 12
COGO-3 [Part 1 ..continued in part 2]
DAY 12
COGO-3 [Part 2]
DAY 1
Surveying-1
DAY 2
Surveying-2
DAY 3
Surveying-3
DAY 4
Surveying-4
DAY 5
Surveying-5
DAY 6
Surveying-6
Clarification: At 30:10 i have told this is BAse distance B that is not same as 60 % of Ground coverage (Do not equate). See figure attached for more clarity
