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Two wires of same metal have same length but area of cross section are in the ratio 3:1.They are joined in parallel .If the resistance of thin wire is 30ohm,then the total resistance of the combination will be

Answer» Two wires of same metal have same length but area of cross section are in the ratio 3:1.They are joined in parallel .If the resistance of thin wire is 30ohm,then the total resistance of the combination will be


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