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In a silicon transistor, a change of 7.7...

In a silicon transistor, a change of 7.79 mA in the emitter current produces a change of 7.7 mA in the collector current. What change in the base current is necessary to produce an equivalent change in the collector current?

A

`I_b=I_e+I_c`

B

`I_c=I_b+I_e`

C

`I_e=I_b+I_c`

D

none of these.

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