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Small Signal Analysis of BJT Achievers Quiz 1

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Question 1

Assertion (A) - The small signal analysis of a transistor amplifier is done to obtain the current gain, voltage gain and the conversion efficiency of an amplifier.
Reason (R) – The small signal analysis of a transistor amplifier uses the small signal parameters of the transistor.

Question 2

If the collector current is IC = 100 μA, what will be the value of transconductance gm (in ms) of the BJT?

Question 3

In the small signal analysis of a BJT amplifier, the transconductance gm = 40 mA/V and the current gain β = 50, then find out the resistance re?

Question 4

The Voltage gain of the amplifier is

Question 5

Find voltage gain ?(β=100)

Question 6

Calculate the voltage gain of the circuit given below

Question 7


In this amplifier, find the voltage gain of the amplifier.
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Nov 16ESE & GATE EE