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If in figure below $R = 200 Ω$ and on connecting a 3 volt battery in the circuit, the barrier potential developed in diode is 0.5 volt, then the value of current in the circuit is

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5.2mA

8.25 mA

12.5 mA

15.5 mA

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detailed solution

Correct option is C

We know that V=E−IR or IR=E−V⇒200I=3−0.5=2.5 or I=2.5200=12.5 mA

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If in figure below R=200Ω and on connecting a 3 volt battery in the circuit, the barrier potential developed in diode is 0.5 volt, then the value of current in the circuit is

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Ready to Test Your Skills?

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If in figure below $R = 200 Ω$ and on connecting a 3 volt battery in the circuit, the barrier potential developed in diode is 0.5 volt, then the value of current in the circuit is