Linear Integrated Circuits Questions and Answers
Q1.
Which cell can be used instead of a photocell to obtain active transducer in photosensitive devices?
Answer :
Photovoltaic cell
Q2.
To get higher input resistance in AC coupled voltage follower,
Answer :
The bias resistance is bootstrapped
Q3.
Which circuit allows to double the frequency?
Answer :
Frequency doubler
Q4.
How a perfect integration is achieved in op-amp?
Answer :
Infinite gain
Q5.
Differentiation amplifier produces
Answer :
Output waveform as derivative of input waveform
Q6.
An electrical filter is a
Answer :
Frequency-selective circuit
Q7.
Find out the incorrect statement about active and passive filters.
Answer :
Passive filters are less expensive
Q8.
Which filter performs exactly the opposite to the band-pass filter?
Answer :
1. Band-reject filter
2. Band-stop filter
3. Band-elimination filter
Q9.
Name the filter that has two stop bands?
Answer :
Band-pass filter
Q10.
How is the higher order filters formed?
Answer :
By inter changing resistors and capacitors in low pass filter
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