Figure of Merit & Resistance of Galvanometer | Half Deflection Method | Class 12 Physics Experiment

#class12physics #physicspractical #galvanometer #figureofmerit #halfdeflectionmethod #galvanometerpractical #class12practicalexam #boardexam2025 #physicslab #cbse2026 #2ndpucphysics #physicspracticalexam #galvanometerresistance #microampereperdivision #physicsviva #experiment6 #parivartan_physics Complete Class 12 Physics Practical Experiment 6: To find the Figure of Merit of a Galvanometer using the Half Deflection Method. 2nd PUC Physics Practicals / Lab Experiments in Kannada:    • 2nd PUC Physics Practicals / Lab Experimen...   🎯 Perfect for CBSE, ISC, Karnataka PUC, NEET, JEE & State Board Students | Board Exam 2025-26 📚 Topics Covered: ✅ Theory of Galvanometer & Figure of Merit ✅ Principle: I ∝ θ, I = Kθ (K - figure of merit) ✅ Half Deflection Method Explanation ✅ Circuit Diagram & Setup ✅ Step-by-Step Procedure ✅ Taking Observations (E, R, deflection) ✅ Table Format for Readings & Calculation ✅ Final Calculation of Figure of Merit (K) ✅ Standard Value: K ≈ 10–40 μA/division (microamp/div) ✅ Result & Conclusion ✅ Top 10 Viva Questions 📐 Key Formula: • Figure of Merit K = E / [(R + G) × θ] E = emf of cell R = resistance box reading G = galvanometer resistance θ = deflection (divisions) 🔬 Apparatus Required: Galvanometer, cell/battery, resistance boxes, plug keys, connecting wires. ⚡ Circuit Highlights: Connect resistance boxes and galvanometer correctly Take readings for full & half deflection Calculate using observation table 🔔 Subscribe to Parivartan Physics for all Class 12 Practical Videos, NEET/JEE Concepts & Exam Tips! Class 12 Physics Practicals English:    • 12th Class/+2 Physics Practicals   PUC 2 Physics Practicals Kannada+English:    • 2nd PUC Physics Practicals / Lab Experimen...   KCET 2026 Chapter Wise Videos:    • KCET 2026 PHYSICS   2nd PUC Physics Important Questions, Derivations, Numericals:    • 2026 2nd PUC Physics Important questions d...      • 2026 2nd PUC Physics important Numerical P...   KCET Chapter wise PYQS:    • KCET Physics PYQs Chapterwise   ------------------------------------------------------------------------------------------------ Boost Your Physics Score in NEET, KCET & PU Board Exams with Parivartan Physics. This Channel is made with love for the students of karnataka(ಕರ್ನಾಟಕ), Aspiring to crack NEET, KCET & PU Board Exams, every concept is simplified & taught in a very simple language to make it crystal clear. In this channel you will find videos on ✅ NEET & KCET PHYSICS (Concepts+MCQs with all tips, tricks & shortcuts) ✅ PU Board Exam/Theory Syllabus (Physics Numericals & Derivations) ✅ KCET PYQs(Previous Year Questions) Solved ✅ NEET PYQs(Previous Year Questions) Solved ✅ Content will be on both Class 11 (PUC I) & 12 (PUC II) ✅ Exam Strategy Videos ✅ Physics Practical Videos 🔰Teaching will be in dual language ENGLISH+ಕನ್ನಡ🟨🟥 💥 This channel will turn your physics fear into fuel 🚀 & Gear up your preparation. Your Subscription is my Motivation🎯 Do Subscribe & Share the Wisdom. 🎯physics 🎯neet 🎯kcet 🎯puc 🎯2ndpuc 🎯1stpuc 🎯jeemains 🎯neetphysics 🎯kcetphysics 🎯shortcuts 🎯physicsinkannada 🎯tricks