State ohm's law. How is it represented graphically? Apply this law to obtain the relation for the combined resistance when three resistor R1, R2 and R3 are connected in series. List two disadvantage of connecting household appliances in series.
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Ohms law states that the current flowing through the cross section of a wire(I) is directly proportional to the voltage across it(V) provided the temperature does not change and it is equal to a constant which is called resistance
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