27. Orientation of Surfaces | Orientable Surfaces | Vector Calculus | Thomas Calculus | AMU BSc

This video explains Orientation of Surfaces and Orientable Surfaces in Vector Calculus with clear theory, diagrams, and exam-oriented explanation.
This topic is very important for:
Surface Integrals
Flux Integrals
Stokes’ Theorem
Divergence Theorem
📘 Syllabus Covered:
Meaning of Orientation of a Surface
Unit Normal Vector
Positive and Negative Orientation
Orientable vs Non-Orientable Surfaces
Right Hand Rule
Standard Orientation (Upward / Outward)
Thomas Calculus based explanation

🎓 Useful for:
AMU BSc Mathematics
BSc / MSc Mathematics
IIT-JAM
CUET-PG
NET / GATE (Conceptual clarity)

📌 Book Reference: Thomas’ Calculus
👉 Watch till the end for clear concepts and exam tips.
📚 More videos in this playlist (Vector Calculus Crash Course):
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orientable surfaces
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stokes theorem
divergence theorem
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00:00 Introduction
01:10 What is Orientation of a Surface?
03:45 Unit Normal Vector
06:30 Positive & Negative Orientation
09:00 Mobius strip Non-Orientable Surfaces
18:30 Exam Important Points
20:00 Summary