Q.

Statement - I : The semiconductors do not obey ohm’s law.
Statement – II : In semi conductors, the resistance depends on magnitude and direction of applied electric field.

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a

Both statements I and II are correct

b

Statement-I is incorrect and statement-II is correct

c

Both statements I and II are incorrect

d

Statement-I is correct and statement-II is incorrect

answer is A.

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Detailed Solution

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A conducting material obeys ohm's law when the resistivity of a material is independent of magnitude and direction of the applied electric field but in case of semiconductors, the resistance is dependent on the applied electric field. 

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