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ELECTRONIC DEVICES AND CIRCUITS QUIZ

Piezoelectric quartz crystal resonators find application where

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Work function is the maximum energy required by the fastest electron at 0 K to escape from the metal surface.

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When avalanche breakdown occurs covalent bonds are not affected.

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Assertion (A): A VMOS can handle much larger current than other field effect transistors.Reason (R): In a VMOS the conducting channel is very narrow.

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In a bipolar transistor, the base collector junction has

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In a half wave rectifier, the load current flows

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When diodes are connected in series to increase voltage rating the peak inverse voltage per junction

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The depletion layer width of Junction

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Assertion (A): A p-n junction has high resistance in reverse direction.Reason (R): When a reverse bias is applied to p-n junction, the width of depletion layer increases.

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Hall effect is observed in a specimen when it is carrying current and is placed in a magnetic field. The resultant electric field inside the specimen is

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