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Physics - Semiconductors Question with Solution | TestHub

PhysicsSemiconductorsPN junctionMedium2 minPYQ_2021
PhysicsMediumsingle choice

A zener diode having zener voltage 8 V and power dissipation rating of 0.5 W is connected across a potential divider arranged with maximum potential drop across zener diode is as shown in the diagram. The value of protective resistance Rp is _____Ω.

 

Options:

Answer:
192
Solution:

P=Vi

0.5=8i

i=116 A

E=20=8+iRP

RP=12×16=192 Ω

Stream:JEESubject:PhysicsTopic:SemiconductorsSubtopic:PN junction
2mℹ️ Source: PYQ_2021

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