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A change of 80 mA in the emitter current brings a change of 7-9 mA in the collector current. How much change in the

A change of 80 mA in the emitter current brings a change of 7-9 mA in the collector current. How much change in the base current is required to have the same change 7-9 mA in the collector current? Find the values of a and B.

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