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Op-Amp and IC 555 Timer Quiz

Authored by maria antony

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Op-Amp and IC 555 Timer Quiz
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30 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which filter allows only frequencies below a cutoff frequency to pass?

Band-pass filter

High-pass filter

Low-pass filter

Notch filter

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

The gain of an active low-pass filter with a non-inverting configuration is given by:

1 + (R2/R1)

R2/R1

(R1 + R2)/R1

R1/R2

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which component determines the cutoff frequency in an RC low-pass filter?

Only resistor

Only capacitor

Both resistor and capacitor

Inductor

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which type of filter can be constructed using op-amps and has two cutoff frequencies?

Band-pass filter

Low-pass filter

High-pass filter

All-pass filter

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

An active high-pass filter blocks:

High-frequency signals

Low-frequency signals

Mid-band signals

All signals

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

The purpose of an all-pass filter is to:

Block all frequencies

Allow a specific frequency range

Pass all frequencies equally while altering the phase

Increase gain at cutoff

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following is not a sine wave oscillator using op-amps?

Wein bridge oscillator

Phase-shift oscillator

Crystal oscillator

Colpitts oscillator

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