Physics - Semiconductors Question with Solution | TestHub
PhysicsSemiconductorsPN junctionEasy2 minPYQ_2021
PhysicsEasysingle choice
Consider the following statements (A) and (B) and identify the correct answer.
(A) A Zener diode is connected in reverse bias when used as a voltage regulator.
(B) The potential barrier of junction lies between to .
NEET 2021
Options:
Answer:
C
Solution:
When Zener diode is forward biased, it behaves like an ordinary diode and when reversing biased, it will be a voltage stabilizer. Also, at room temperature, the voltage across the depletion layer for silicon is aboutand for germanium is aboutHence, statementis correct but statementis wrong.
Stream:NEETSubject:PhysicsTopic:SemiconductorsSubtopic:PN junction
⏱ 2mℹ️ Source: PYQ_2021
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