Linear Integrated Circuits Questions and Answers
Q1.
What happens if the input voltage is higher than reference voltage in a positive clipper?
Answer :
Output voltage = Reference voltage
Q2.
A circuit with a predetermined dc level is added to the output voltage of the op-amp is called
Answer :
Clamper
Q3.
How the recovery time of the op-amp is reduced?
Answer :
Diode is connected at the output of amplifier
Q4.
How to overcome mistriggering on the positive pulse edges in the monostable circuit?
Answer :
Connect a differentiator at the input
Q5.
How does a monostable multivibrator used as frequency divider?
Answer :
Using square wave generator
Q6.
What is the need to generate corrective control voltage?
Answer :
1. To maintain the lock
2. To track the frequency change
3. To shift the VCO frequency
Q7.
How to overcome the problem associated with switch type phase detective?
Answer :
Limit the amplifier of input signal
Q8.
What is the advantage of using filter?
Answer :
High noise immunity
Q9.
The frequency corresponding to logic 1 state in FSK is called
Answer :
Mark frequency
Q10.
Which type of regulator is considered more efficient?
Answer :
Switching regulator
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