How to Find Galvanometer Resistance & Figure of Merit by Half Deflection Method |
Автор: Saksham Classes
Загружено: 2026-01-07
Просмотров: 271
Learn step-by-step how to find Galvanometer Resistance and Figure of Merit using the Half Deflection Method in this Class 12 Physics Practical experiment. This video covers everything from circuit connection to final calculation with clear explanation.
🔬 Steps Covered in the Video:
1️⃣ Circuit Connection – Properly connect the galvanometer, resistor, and battery.
2️⃣ Initial Deflection – Note the full-scale deflection of the galvanometer.
3️⃣ Introduce Resistance – Add resistance until deflection becomes half.
4️⃣ Take 6 Observations – Record readings carefully for accuracy.
5️⃣ Calculation – Use the formula to calculate galvanometer resistance.
6️⃣ Figure of Merit – Find the figure of merit step-by-step.
🎯 Why Watch This Video?
Clear explanation for Class 12 Physics Practical
Easy to understand for board exams & lab viva
Covers observations + calculation in detail
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