permanent magnet moving coil ammeter have uniform scale because
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because there is no force acting on the strength of the permanent magnet
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hey mate
peanent magnet has uniform scale bcz its magnetic field is permnant pr fixed due to which it has no effeect of even change in current
peanent magnet has uniform scale bcz its magnetic field is permnant pr fixed due to which it has no effeect of even change in current
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