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The definition of current gain is given ...

The definition of current gain is given by

A

The ratio of change in collector current to the change in emitter current for a constant value of collector voltage in a common base arrangement

B

The ratio of change in collector current to the change in base current for a constant collector voltage in a common collector arrangement

C

The ratio of change in collector current to the change in base current for constant collector voltage in a common emitter arrangement

D

The ratio of change in emitter current to the change in collector current for a constant emitter voltage in a common emitter arrangement.

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