Draw a V-I graph for a conductor at two ...

Draw a V-I graph for a conductor at two different temperatures. What conclusion do you draw from your graph for the variation of resistance of the conductor with temperature ?

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ICSE-CURRENT ELECTRICITY-EXERCISE-8(A)

Give two differences between an ohmic and non ohmic resistor.
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Fig. shows I-V curves for two resistors. Identify the ohmic and non-oh...
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Draw a V-I graph for a conductor at two different temperatures. What c...
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How does the resistance of a wire depend on its radius? Explain your a...
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Two copper wires are of the same length, but one is thicker than the o...
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How does the resistance of a wire depend on its length ? Give a reason...
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How does the resistivity of a consuctor depend upon temperature and el...
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Two wires, one of copper and the other of iron, are of the same length...
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Name three factors on which resistance of a given wire depends and sta...
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Define the term "specific resistance and state its S.I. unit.
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Write an expression connecting the resistance of a wire and specific r...
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State the order of specific resistance of a metal,
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State the order of specific resistance of a semiconductor
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State the order of specific resistance of an insulator
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(a) Name two factors on which the specific resistance of a wire depend...
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Name a substance of which the specific resistance remains almost uncha...
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How does the specific resistance of a semi-conductor change with the i...
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How does (a) resistance, and (b) specific resistance of a wire depend ...
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Name the material used for making connection wires. Give a reason for ...
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Why should a connection wire be thick ?
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