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1. A semiconductor using the hall effect will detect magnetic fields.



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MCQ->Assertion (A): Hall effect is observed in all metals but is very appreciable in semiconductors.Reason (R): Hall effect transducer is very suitable for measurement of magnetic flux density.

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MCQ->Hall coefficient RH is directly proportional to the charge densityRH depends upon type of the semiconductor material (n - type or p - type)Hall co-efficient RH is directly proportional to hall voltage VH From the above statements which are the false statements?....
MCQ->Assertion (A): Hall effect is used to find the type of semiconductor. Reason (R): When a specimen of semiconductor carrying current I lies in a magnetic field the force on electrons and holes is in opposite directions.

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