The current gain of a transistor is defined as

The AC current gain of a transistor is 120. What is change in the collector current in the transistor whose base current changes by 100 muA .

The ac current gain of a transistor is 120. What is the change in the collector current in the transistor whose base current changes by 100 muA ?

The ac current gain of a transistor is 120. What is the change in the collector current in the transistor whose base current changes by 100 muA ?

What is the current gain for a transistor used as a common emitter amplifier, if the current gain of the same transistor used in common base mode is 0.95 ?

The Ac current gain of a transistor is 100. If the base current changes by 100muA . What is the charge in collector current.