Home
Class 12
PHYSICS
In a single state transistor amplifier,W...

In a single state transistor amplifier,When the signal changes by 0.02 V,the base current change by 10 `muA` and collector current by 1mA.If collector load `R_(C)=2 kOmega` and `R_(L)=10kOmega` ,Calculate ,(i)Current Gain (ii)Input impedance ,(iii)Effective a.c load (iv)Voltage gain and (v)Power gain.

Text Solution

AI Generated Solution

To solve the problem step by step, we will calculate the required parameters one by one. ### Given Data: - Change in signal voltage, \( \Delta V = 0.02 \, V \) - Change in base current, \( \Delta I_B = 10 \, \mu A = 10 \times 10^{-6} \, A \) - Change in collector current, \( \Delta I_C = 1 \, mA = 1 \times 10^{-3} \, A \) - Collector load, \( R_C = 2 \, k\Omega = 2000 \, \Omega \) - Load resistance, \( R_L = 10 \, k\Omega = 10000 \, \Omega \) ...
Promotional Banner

Topper's Solved these Questions

  • SEMICONDUCTOR DEVICES

    AAKASH SERIES|Exercise Exercise (Long answer questions)|6 Videos
  • SEMICONDUCTOR DEVICES

    AAKASH SERIES|Exercise Exercise (Short answer questions)|27 Videos
  • RAY OPTICS

    AAKASH SERIES|Exercise PROBLEMS ( LEVEL-II)|60 Videos
  • UNITS AND MEASUREMENT

    AAKASH SERIES|Exercise PRACTICE EXERCISE|45 Videos

Similar Questions

Explore conceptually related problems

In a common base transistor circuit, the current gain is 0.98. On changing the emitter current by 1 mA, the change in collector current is

A transistor is used in CE mode in an amplifier circuit. When a signal of 40 mV is added to base-emitter voltage, the base current changes by 40 muA and collector by 6mA. The load resistance is 10 kOmega . Calculate (i) The current gain beta (ii) The input resistance R_(BE)

In a common base transistor circuit, the current gain is 0.98. On changing the emitter current by 5.00 mA, the change in collector current is

In a common emitter amplifier , when a signal of 40 mV is added to the input voltage, the base current changes by 100 muA and emitter current changes by 2.1mA the trans-conductance is

In a common -emitter transistor amplifier, an increase of 50muA in the base current causes an increase of 1.0mA in the collector current . Calculat gain beta . What will be the change in emitter current? Also calculate current gain alpha

A transistor is used in common-emitter mode in an amplifier circuit. When a signal 20mV is added to the base-emmiter voltage,the base current changes by 20(mu)A and the collector current changes by 2mA.The load resistance is 5k(Omega) .Calculate (a)the factor (beta) (b)the input resistance R_(BE), (c) the transconductance and (d) the voltage gain .

In a common emitter circuit, if V_(CE) is changed by 0.2 V, then collector current changed by 4xx10^(-3)mA . Output resistance will be-

In the circuit shown in figure,the base current I_(B) is 10 mu A and the collector current is 5.2 mA . The voltage ( V_(BE)) across the base and emitter is

The current gain for common emitter amplifier is 69. If the emitter current is 7.0 mA , find (i) base current and (ii) collector current.

The input resistance of a transistor is 1000 Omega on charging its base current by 10 muA , the collector current increases by 2 mA. If a load resistance of 5 kOmega is used in the circuit, the voltage gain of the amplifier is