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GATE ECE 1988
MCQ (Single Correct Answer)
+2
-0.6
The amplifier circuit shown below uses a compostie transistor of a MOSFET and BIPOLAR in cascade. ALL capacitance are large. gm of the MOSFET = 2 mA/V , and hfe of the BIPOLAR = 99. The overall Transconductance gm of the composite transistor is GATE ECE 1988 Analog Circuits - Bipolar Junction Transistor Question 24 English
A
198 mA/V.
B
9.9 mA/V.
C
4.95 mA/V.
D
1.98 mA/V.
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