Frequency Response – 2 MCQ’s

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This set of Electronic Devices & Circuits Multiple Choice Questions & Answers (MCQs) focuses on “Frequency Response – 2″.

1. Find the resonnant frequency for the circuit.

electronic-devices-circuits-basic-questions-answers-q2

a) 346 kHz
b) 55 kHz
c) 196 kHz
d) 286 kHz

2. Determine the resonant frequency of the circuit.

electronic-devices-circuits-basic-questions-answers-q3

a) 12 9 . kHz
b) 12.9 MHz
c) 2.05 MHz
d) 2.05 kHz

3. The maximum voltage across capacitor would be

electronic-devices-circuits-basic-questions-answers-q1

a) 3200 V
b) 3 V
c) 3 V
d) 1600 V

4. The value of C and A for the given network function is

electronic-devices-circuits-basic-questions-answers-q4

a) 10 µF, 6
b) 5 µF, 10
c) 5 µF, 6
d) 10 µF, 10

5. H(w) = Vo/Vi = ?

electronic-devices-circuits-basic-questions-answers-q6

a) 1 / jw(5 + j20w)
b) 1 / jw(5 + j4w)
c) 1 / jw(5 + j30w)
d) 5 / jw(5 + j6w)

6. In the circuit shown phase shift equal to 45 degrees and is required at frequency w = 20 rad/s. The value of R (in kilo-ohm) is

electronic-devices-circuits-basic-questions-answers-q8

a) 200
b) 150
c) 100
d) 50

7. H(w) = Vo/Vi = ?

electronic-devices-circuits-basic-questions-answers-q5

a) 0.6 / jw(1 + 0.2jw)
b) 0.6 / jw(5 + jw)
c) 3 / jw(1 + jw)
d) 3 / jw(20 + 4jw)

8. The value of input frequency is required to cause a gain equal to 1.5. The value is

electronic-devices-circuits-basic-questions-answers-q7

a) 20 rad/s
b) 20 Hz
c) 10 rad/s
d) No such value exists

9. For the circuit shown the input frequency is adjusted until the gain is equal to 0.6. The value of the frequency is

electronic-devices-circuits-basic-questions-answers-q9

a) 20 rad/s
b) 20 Hz
c) 40 rad/s
d) 40 Hz

10. The bode diagram for the Vo/Vs for the given circuit is

electronic-devices-circuits-basic-questions-answers-q10
electronic-devices-circuits-basic-questions-answers-q10a

a) 

electronic-devices-circuits-basic-questions-answers-q10b

b) 

electronic-devices-circuits-basic-questions-answers-q10c

c) 

electronic-devices-circuits-basic-questions-answers-q10d

d) 

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