Physics, 02.05.2021 16:10 ArandomMexican3222
A galvanometer of 50 ohms which gives 2 full scaled deflection from 1mA is to be adopted to measure currents of up to 5A (i) calculate the resistance of the resistor required (ii) if the resistor is made up of two materials of cross sectional area 4 x 10^-4 and resistivity 2 x 10^-6 -2cm. calculate its length​
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A galvanometer of 50 ohms which gives 2 full scaled deflection from 1mA is to be adopted to measure...
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