In a transistor circuit the base current changes from `30 mu A` to `90 mu A`. If the current gain of the transistor is `30`, the change in the collector current is.

The base current in common emitter mode of the transistor changes by 10mu(A) . If the current gain of the transistor is 50, then change in collector current is

In CE transistor amplifier if the base current is increased by 20muA, the collector current changes from 4 mA to 5 mA. The current gain of the transistor is

For a transistor in common emitter configuration, the current amplification factor is 4. If the change in base current be 6 mA, then the change in collector current is

In an n-p-n transistor circuit, the collector current is 9 mA. If 90% of the electrons emitter reach the collector, find the base current and collector current.

For a transistor in common emitter configuration the current amplification factor is 4 .If the change in base current be 6 mA, Then the change in collector current will be

The base current of a transistor is 105 mu A and collector current is 2.05 mA. A change of 27 mu A in the base current produces a change of 0.65 mA in the collector current. Find beta_(ac) .

For a common emitter configuration , the base current is 60 mu A and the collector current is 6 m A .The current gain of transistor is

In a transistor circuit, when the base current is increased by 50mu A keeping the collector voltage fixed at 2 V. the collector current increases by 1 mA The current gain of the transistor is