1
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
$$\mathrm B/\sqrt{2^\frac1{\mathrm n}-1}$$
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 70 English
A
$$0$$
B
< 1
C
$$\approx$$ 1
D
800
3
GATE ECE 1993
MCQ (Single Correct Answer)
+1
-0.3
In a multi-stage RC-Coupled Amplifier the coupling capacitor.
A
limits the low frequency response.
B
limits the high frequency response.
C
does not affect the frequency response.
D
blocks the d.c. components without effecting the frequency response.
4
GATE ECE 1993
MCQ (More than One Correct Answer)
+1
-0.3
Negative feedback in Amplifiers.
A
improves the signal to noise ratio at the i/p.
B
improves the signal to noise ratio at the o/p.
C
does not effect the signal to noise ratio at the o/p.
D
Reduces distortion
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