Galvanometer
Galvanometer
graph TB
A[Galvanometer]
A --> B1[Tangent Galvanometer]
A --> B2[Spot Galvanometer]
A --> B3[Astatic Galvanometer]
B1 --> C1[Principle]
B1 --> C2[Construction]
B1 --> C3[Working]
B2 --> D1[Principle]
B2 --> D2[Construction]
B2 --> D3[Working]
B3 --> E1[Principle]
B3 --> E2[Construction]
B3 --> E3[Working]
