Graph of V v/s I for non-ohmic conductors is

Straight line

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Has positive slope

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Has negative slope

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None of the above

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Solution

The correct option is D None of the above
Non-ohmic conductors may have a positive dynamic resistance. In such a case, $s l o p e > 0$ . Ex: Diode
Non-ohmic conductors may have a negative dynamic resistance. In such a case, $s l o p e < 0$ . Ex: DIAC.

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Similar questions

(a) Draw a V-I graph for a conductor obeying Ohm's law.

(b) What does the slope of V-I graph for a conductor represent?

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