A change of 0.2 mA in the base current causes a 5 mA in the the collector current of common emitter amplifier.
i) Find the ac current gain of the transistor

A change of 0.2 mA in the base current causes a 5 mA in the the collector current of common emitter amplifier. ii) If the input resistance is 2KΩ and its voltage gain is 75, calculate the load resistance used in the circuit.

The input resistance of a Silica transistor is 665Ω. Its base current is changed by 15 muA which results 2 mA in the change of collector current of 5 KΩ, calculate iii) Voltage gain of the transistor.

In a transistor, the base current is changed by 20muA . This results in a change of 0.02V in base emitter voltage and a change of 2mA in the collector current. .If the transistor is used as an amplifier with load resistance of 5KΩ .Find its voltage gain.

A transistor has alpha = 0.95 . If the emitter current is 10 mA , what is the collector current ?

If the base region of a transistor is made large as compared to the usual transistor ,how does it affect current gain of the transistor?

The input resistance of a silicon transistor is 100 Ω. Base current is changed by 40μA which results in a change in collector current by 2 mA. This transistor is used as a common emitter amplifier with a load resistance of 4K Ω. Find the voltage gain of the amplifier.

beta of a transistor is 120A. What is the change in collector current for 100muA change in base current?

In an n p n transistor circuit, the collector current is 15 mA. If 95% of the electron emitted reach the collector, what is the base current?

If the rms current through a 6.8kΩ resistor is 8mA, Find the rms voltage drop across the resistor.