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GATE 2025 Analog Electronics Quiz 62
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Question 1
In the current mirror circuit shown below the transistor parameters are VBE=0.7 V, β=50 and the early voltage is infinite. Assume transistor are matched the output current I0 is
![](https://gradeup-question-images.grdp.co/liveData/PROJ24593/1546580043039299.jpg)
Question 2
In the figure shown below
If
then the value of
is ________mA.
![](https://gradeup-question-images.grdp.co/liveData/PROJ2950/1488265273594742.png)
If
![](https://gradeup-question-images.grdp.co/liveData/PROJ2950/1488265274247243.png)
![](https://gradeup-question-images.grdp.co/liveData/PROJ2950/1488265274925448.png)
Question 3Multiple Correct Options
Choose the correct option(s) regarding current mirror?
Question 4
In figure all transistors are identical and have a high value of β. The voltage VDC (in volts) is equal to ________.
Question 5
In the figure shown below
Assuming Vt= 25 mV and Iin = 2mA then the value R that should be used in the circuit so that the output current is half of the input current is (Assume both the transistors to be identical)
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Apr 5ESE & GATE EE