EC > GATE 2025 > Transistor Biasing
In the circuit shown, the identical transistors Q1 and Q2 are biased in the active region with β=120. The Zener diode is in the breakdown region with VZ=5 V and IZ=25 mA.
If IL=12 mA and VEB1=VEB2=0.7 V, then the values of R1 and R2 (in kΩ, rounded off to one decimal place) are respectively.
A
0.6 and 0.4
B
1.4 and 2.5
C
14.0 and 25.0
D
6.0 and 4.0

Correct : d

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transistor circuit analysis active region biasing Zener diode breakdown GATE EC 2025 transistor Q1 Q2 GATE electronics transistor circuit GATE 2025 EC Zener diode breakdown voltage transistor active region transistor biasing GATE EC 2025 questions

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