In a n-p-n transistor in CE configuration, the collector voltage is 8V.The voltage drop across the load resistance of 800Ω connected in collector circuit is 0.8V. If the current amplification factor is 25, Calculate emitter voltage.

For a Common emitter emplifer the voltage across collector resistance 2kOmega is 2V. If the current amplification factor is 200 and base resistance is 1.5Omega , what is the inpur voltage?

For a Common emitter emplifer the output voltage across collector resistance 2kOmega is 2V. If the current amplification factoris beta =100 find the input signal voltage. The vase resistance is 1kOmega .

A transistor has a current gain in CE mode 100. In CE amplifier circuit, the collector resistance is 2 KΩ and input resistance 500Ω .Find the voltage gain if input voltage is 0.01 V.

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 source of alternating emf of 220 V and 50 Hz is connected in series with a resistance of 200 Ω, an inductance of 100 mH and a capacitance of 30mF. Does the current lead or lag the voltage and by what angle?

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.