An NPN transistor is used in common emitter configuration as an amplifier with `1k Omega` load resistance. Signal voltage of 10 mV is applied a across the base-emitter. This produces a 3 mA change in the collector current and `15 mu A` change in the base currect of the amplifier. The input resistance and voltage gain are :
An NPN transistor is used in common emitter configuration as an amplifier with 1 k Omega load resistance. Signal voltage of 10 mV is applied across the base-emitter. This produces a 3 mA change in the collector current and 15 mu A change in the base current of the amplifier. The input resistance and voltage gain are:
A transistor is used in Common-emitter mode in an amplifier circuits. When a signal of 20 mV is added to the base-emitter voltage, the base current changes by 40 muA and the collector current changes by 2mA. The load resistance is 5 kOmega then the voltage gain is
A transistor is used in common-emitter mode in an amplifier circuit. It is found that when a signal of 20mV is added to the base-emitter voltage, the base current changes by 20muA and collector current changes by 1.5mA . Determine the factor beta, input resistance R_(i) , the transconductance and voltage gain, Given load resistance R_(L)=6kOmega .
A transistor is used in a common-emitter mode in an amplifier circuit. When a single of 20 mV is added to the base-emitter voltage, the base current change by 20 muA and the collector current changes by 2mA . The load resistor in 5kOmega . What is the volume of beta ?
A transistor is used as a common emitter amplifier with a load resistance of 2kOmega . The input resistance is 150Omega. Base current is changed by 20muA which results in change in collector current by 1.5 mA. The voltage gain of the amplifier is
A transistor is used in common-emitter mode in an amplifier circuit. When a signal of 20 mV is added to the base-emitter Voltage, the base current changes by 20 mu A and the Collector current changes by 2mA The load resistance is 5k Omega . Calculate (i ) the factor beta .(ii) the input resistance (iii ) the transconductance and R_(BE) (iv) the voltage gain.
A transistor is used in common-emitter mode in an amplifier circuit. When a signal of 20 mV is added to the base-emitter Voltage, the base current changes by 20 mu A and the Collector current changes by 2mA The load resistance is 5k Omega . Calculate (i ) the factor beta .(ii) the input resistance (iii ) the transconductance and R_(BE) (iv) the voltage gain.
A transistor is used in common - emitter mode on an amplifier circuit . When a signal of 20 mV is added to the base - emitter voltage , the base current changes by 20 mu A and the collector current changes by 2 m . The load resistance is 5 k Omega calculate (a) the factor beta (b) the input resistance R_"in" (c ) the transconuctctance and (d ) the voltage agin .
A transistor is used in common-emitter mode in an amplifier circuit. When a signal of 30mV is added to the base-emitter voltage, the base current changes by 30muA and collector current by 3mA. The load resistance is 5kOmega . Calculate (i) the current gain beta_(ac) (ii) the input resistance R_(BE) (iii) transconductance and (iv) voltage gain.
