JEE PHYSICS MCQ: SEMI CONDUCTOR DEVICES

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The charge carries in a

p

-type semiconductor are

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Correct option: C

Holes in larger numbers and electrons in smaller numbers

The correct answer is C (Holes in larger numbers and electrons in smaller numbers) because p-type semiconductors are doped to increase the concentration of holes.

More Questions from SEMI CONDUCTOR DEVICES

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A PN-junction has a thickness of the order of In a

PNP

transistor the base is the

N

-region. Its width relative to the

P

-region is A solid reflects incident light and its electrical conductivity decreases with temperature. The binding in this solid is An alternating current can be converted into direct current by a A N–P–N transistor is used in inverse active mode of operation then its emitter base junction should be in In the case of constants

\mathrm{\alpha\; and\; \beta }

of a transistor