Semiconductor D...

For a transistor, the current amplification factor is 0.8. The transistor is connected in common emitter configuration. The change in the collector current when the base current changes by 6 mA is

In a common base amplifier circuit, calculate the change in base current if that in the emitter current is 2 mA and α = 0.98

In case of NPN–transistors the collector current is always less than the emitter current because

In a transistor circuit shown here the base current is 35 μA. The value of the resistor R_b is

Which of these is unipolar transistor?

For a transistor, in a common emitter arrangement, the alternating current gain β is given by

A n–p–n transistor having A.0 current gain of 50 is to be used to make an amplifier of power gain of 300. What will be the voltage gain of the amplifier?

In the CB mode of a transistor, when the collector voltage is changed by 0.5 volt. The collector current changes by 0.05 mA. The output resistance will be

While a collector to emitter voltage is constant in a transistor, the collector current changes by 8.2 mA when the emitter current changes by 8.3 mA. The value offorward current ratio h_fe is

Consider an NPN transistor amplifier in common-emitter configuration. The current gain of the transistor is 100. If the collector current changes by 1 mA, what will be the change in emitter current