The current gain of a transistor in a common base arrangement is 0.95. Find the voltage gain and power gain if the load resistance of output circuit is `400kOmega` and the input resistance is `200Omega.`

A transistor has a current gain of 30. If the collector resistance is 6kOmega , input resistance is 1kOmega calculate its voltage gain.

For a transitor working as common base amplifer, current gain is 0.96. If the emitter current is 7.2 mA, calculate the base current.

AC current gain for transistor in common emitter amplifier is 20. If input and output resistances are 2 k Omega and 5 K Omega respectively, find: Voltage gain

AC current gain for transistor in common emitter amplifier is 20. If input and output resistances are 2 k Omega and 5 K Omega respectively, find: Power gain

A n-p-n transistor is connected in common emitter configuration in which collector supply is 9V and the voltage drop across the load resistance of 700Omega connected to the collector circuit is 0.7V. If the current amplification factor alpha is 25//26, determine collector emitter voltage and base current. If the input resistance of the transistor is 100Omega, calculate the voltage gain and the power gain.

Draw a circuit diagram for use of NPN trnasistor as an amplifier in common emitter configuration. The input resitance of transistor is 1000 Omega . On changing its base current by 10muA , the collector current is increased by 2mA. If the load resistance 5k Omega is used in the circuit, calculate the voltage gain of amplifier.