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14.Semiconductor Electronics
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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 $\mathrm{p}-\mathrm{n}$ junction lies between $0.1\, \mathrm{~V}$ to $0.3 \,\mathrm{~V}$.
A
$(A)$ and $(B)$ both are correct.
B
$(A)$ and $(B)$ both are incorrect.
C
$(A)$ is correct and $(B)$ is incorrect.
D
$(A)$ is incorrect but $(B)$ is correct.
(NEET-2021)
Solution
Reverse bias Zener diode use as a voltage regulator
for Ge Potential barrier $\mathrm{V}_{0}=0.3\, \mathrm{~V}$
Si Potential barrier $\mathrm{V}_{0}=0.7\, \mathrm{~V}$
Standard 12
Physics
