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In an n-p-n transistor circuit , the collector current is 10 mA . If 90% of the electrons emitted reach the collector , the emitter current I_e and base current I_b are given be : |
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Answer» `I_e = 9MA , I_b=-1MA` `i_e=10/(0.9)=11 mA` Now , `i_e=i_c+i_b` `:. i_b=I_e-i_c=11-10=1mA` |
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