Dumpy Level Survey in Geography | Collimation method | Long Profile Drawing | Practical |

Описание: Welcome to this Practical Geography Tutorial! 🌍
In this video, you’ll understand the Dumpy Level Survey — one of the most essential techniques used in surveying and levelling.

Part-1    • Dumpy Level Survey in Geography | Collimat...  .

This video is useful for:
🎓 Geography Students (B.A., B.Sc., M.A., M.Sc.)
📘 Competitive Exams: NET, SET, WBCS, SLST, SSC, GATE, and more
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👉 What You’ll Learn:
🔹 What is a Dumpy Level?
🔹 Principle of Levelling
🔹 Parts and Functions (Telescope, Tripod, Bubble Tube, etc.)
🔹 Step-by-step Procedure
🔹 Methods: Rise & Fall and Height of Instrument
🔹 Calculation Example
🔹 Common Errors and How to Avoid Them.



The images and diagrams used in this tutorial are taken from different websitess available on google they have all credit.
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