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Electronics and Communication Engineering - Analog Electronics

Exercise : Analog Electronics - Section 14
11.
Which of the following uses a capacitor in the feedback path?
Active low pass filter
Active high pass filter
Both (a) or (b)
Neither (a) nor (b)
Answer: Option
Explanation:
No answer description is available. Let's discuss.
12.
In an inverting amplifier using op-amp the current input to the inverting terminal
is equal to the current through feedback resistance
is less than the current through feedback resistance
is more than the current through feedback resistance
may be equal to, less or more than current through feedback resistance
Answer: Option
Explanation:
No answer description is available. Let's discuss.
13.
For a transistor the normal collector voltage is 12 V. If actually it is found to be + 28 V, the trouble could be
RL is open
RE is open
CE is shorted
CE is open
Answer: Option
Explanation:
No answer description is available. Let's discuss.
14.
In a CE transistor amplifier, when collector-emitter voltage increases
the instantaneous operating point moves up the load line
the instantaneous operating point moves down the line
load current increases
none of the above
Answer: Option
Explanation:
No answer description is available. Let's discuss.
15.
In figure, VC is approximately equal to
2 V
4.6 V
8 V
7.6 V
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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