1
GATE ECE 1994
Numerical
+1
-0
A common emitter transistor amplifier has a collector current of 1.0 mA when its base current is 25 $$\mu$$A at the room temperature. It's input resistance is approximately equal to (in K$$\Omega$$) _________ .
Your input ____
2
GATE ECE 1993
MCQ (Single Correct Answer)
+1
-0.3
For the amplifier circuit of figure, the transistor has a $$\mathrm\beta$$ of 800. The mid-band voltage gain $$V_0/V_1$$ of the circuit will be GATE ECE 1993 Analog Circuits - Bipolar Junction Transistor Question 69 English
A
$$0$$
B
< 1
C
$$\approx$$ 1
D
800
3
GATE ECE 1993
MCQ (Single Correct Answer)
+1
-0.3
The bandwidth of an n-stage tuned amplifier, with each stage having a band width of B, is given by
A
B/n
B
$$\mathrm B/\sqrt{\mathrm n}$$
C
$$\mathrm B\sqrt{2^\frac1{\mathrm n}-1}$$
D
$$\mathrm B/\sqrt{2^\frac1{\mathrm n}-1}$$
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