InterviewSolution
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दिये गए परिपथ आरेख में, निवेश वोल्टता `(V _(i )) 20 V , V _(BE ) =0 ` तथा `V _(CE ) = 0 ` है। `I _(B ), I _(C ) ` तथा `beta ` के मान होंगे : A. `I_(B)=40muA, I_(C)=10mA, beta=250`B. `I_(B)=40muA, I_(C)=5mA, beta=125`C. `I_(B)=20muA, I_(C)=5mA, beta=250`D. `I_(B)=25muA, I_(C)=5mA, beta=200` |
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Answer» Correct Answer - B `V_(i)=i_(B)R_(B)+V_(BE)` `20=i_(B)xx(500xx10^(3))=0` `i_(B)=(20)/(500xx10^(3))=40 mu A` `V_(C C)=i_(C)R_(C)+V_(CE)` `20=i_(C)xx(4xx10^(3))+0` `i_(C)=(20)/(4xx10^(3))=5mA` `beta =(i_(C))/(i_(B))=(5xx10^(-3))/(40xx10^(-6))=125.` |
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