Peaking Amplifier MCQ’s

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This set of Linear Integrated Circuits Multiple Choice Questions & Answers (MCQs) focuses on “Peaking Amplifier”.

1. The expression for resonant frequency of the op-amp
a) fp = 1/[2π×√(LC)].
b) fp = (2π×√L)/C
c) fp = 2π×√(LC)
d) fp = 2π/√(LC)

2. From the circuit given below find the gain of the amplifier

Find the gain of the amplifier for the given circuit

a) 1.432
b) 9.342
c) 5.768
d) 7.407

3. How the peaking response is obtained?
a) Using a series LC network with op-amp
b) Using a series RC network with op-amp
c) Using a parallel LC network with op-amp
d) Using a parallel RC network with op-amp

4. The parallel resistance of tank circuit and for the circuit is given below.Find the gain of the amplifier?

Find the gain of the amplifier which has parallel resistance of tank circuit

a) -778
b) -7.78
c) -72.8
d) None of the mentioned

5. Design a peaking amplifier circuit to provide a gain of 10 at a peak frequency of 32khz given L=10mH having 30Ω resistance.
a)
Find the peaking amplifier circuit from the given diagram
b)
Find the peak frequency from the given diagram
c)
Find the internal resistance of the inductor from the given diagram
d) All of the mentioned

6. The band width of the peaking amplifier is expressed as
a) BW = (fp× XL)/ (RF+Rp)
b) BW =[ fp×(RF+Rp)× XL ] / (RF×Rp)
c) BW =[ fp×(RF+Rp)] / (RF×Rp)
d) BW = [fp×(RF+Rp) ]/ XL

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