17 When two unknown resistances are placed in the gaps of meterbridge the null point...
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17 When two unknown resistances are placed in the gaps of meterbridge the null point is found to be 40cm from one end of the bridge wire When one of the resistances is shunted with a 10 ohm coil the null point is 25 cm from the same end The value of each of the unknown resistances is 1 1522 1022 2 102 152 3 20 30 4 30 20
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