The transfer characteristic curve of a transistor, having input and output resistance 100Ω and 100kΩ respectively, is shown in the figure. The Voltage and Power gain, are respectively :
A
5×104,5×105
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B
5×104,5×106
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C
5×104,2.5×106
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D
2.5×104,2.5×106
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Solution
The correct option is C5×104,2.5×106 Vgain=(ΔICΔIB)RoutRin (5×10−3100×10−6)×103 =120×106=5×104 Pgain=(ΔICΔIB)(Vgain) =(5×10−3100×10−6)(5×104) =2.5×106