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The Nine Rods | Magnetic Compass | Merchant Navy #earth #navy #pole #magnetic #compass
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Coefficient D| Magnetic Compass | Merchant Navy #earth #navy #pole #magnetic #compass
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Coefficient A | Magnetic Compass | Merchant Navy #earth #navy #pole #magnetic #compass
1:42
Soft Iron Spheres | Magnetic Compass | Merchant Navy #earth #navy #shiplife #magnetic
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Coefficient D & Soft Iron Spheres
7:48
Why Do Ships Have Two Balls?
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Order Of Placing Correctors | Magnetic Compass | Merchant Navy #mariners #lifeatsea #sailor #ship
3:43
Earth and Compasses | Magnetism | Physics | FuseSchool
