Physics
Physics, 03.07.2019 19:10, bunnles

An analog ammeter able to have a 0.5 a maximum reading is to be built using a small coil of resistance r = 20 ω, and full scale deflection at 1 ma. what resistance should be added to this coil and how should it be connected to the coil?

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An analog ammeter able to have a 0.5 a maximum reading is to be built using a small coil of resistan...

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