define resistance also give the graphical representations.
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Resistance is a device that opposes the flow of current or you can say that it slows down the current flow in a circuit.
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Resistance is a device that opposes the flow of current or you can say that it slows down the current flow in a circuit.
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The electrical resistance of a circuit is defined as the ratio of the voltage applied to the electric current which flows through it.
If resistance is constant over a considerable range then Ohm's law, i.e., V= IR can be used to predict the behaviour of the metal .
If resistance is constant over a considerable range then Ohm's law, i.e., V= IR can be used to predict the behaviour of the metal .
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