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If \mathrm{\alpha \: and \: \beta} are the collector emitter short circuit current amplification factor and collector base short circuit current amplification factor respectively of a transistor then \mathrm{\alpha \:} is equal to
 

Option: 1

\frac{1+\beta}{\beta}
 


Option: 2

\mathrm{\frac{\beta}{1-\beta}}
 


Option: 3

\mathrm{\frac{1-\beta}{\beta}}
 


Option: 4

\mathrm{\frac{\beta}{1+\beta}}


Answers (1)

best_answer

Relation between \mathrm{\alpha\: \: and \: \: \beta} is given by,

\mathrm{ \beta=\frac{\alpha}{1-\alpha} \text { or } \alpha=\frac{\beta}{1+\beta} }

Hence option 4 is correct.
 

Posted by

Devendra Khairwa

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