Triangular and Sawtooth Wave Generator MCQ’s

Read Time:1 Minute, 43 Second

This set of Signals & Systems Multiple Choice Questions & Answers (MCQs) focuses on “Triangular and Sawtooth Wave Generator”.

1. The increase in the frequency of triangular wave generator.
a) Ramp the amplitude of triangular wave
b) Increase the amplitude of triangular wave
c) Decrease the amplitude of triangular wave
d) None of the mentioned

2. Which among the following op-amp is chosen for generating triangular wave of relatively higher frequency?
a) LM741 op-amp
b) LM301 op-amp
c) LM1458 op-amp
d) LM3530 op-amp

3. How a triangular wave generator is derived from square wave generator?
a) Connect oscillator at the output
b) Connect Voltage follower at the output
c) Connect differential at the output
d) Connect integrator at the output

4. What is the peak to peak (PP) output amplitude of the triangular wave?
a) VO(pp) = + VRamp + (- VRamp)
b) VO(pp) = – VRamp + (+ VRamp)
c) VO(pp) = + VRamp – (- VRamp)
d) VO(pp) = – VRamp – (+ VRamp)

5. Find the capacitor value for a the output frequency, fo = 2kHz & VO(pp) = 7v, in a triangular wave generator. The op-amp is 1458/741 and supply voltage = ±15v. (Take internal resistor=10kΩ)
a) 0.03nF
b) 30nF
c) 0.3nF
d) 3nF

6. Output of an integrator producing waveforms of unequal rise and fall time are called
a) Triangular waveform
b) Sawtooth waveform
c) Pulsating waveform
d) Spiked waveform

7. Determine the output triangular waveform for the circuit.

a)
Find time period T from the given diagram
b)
Find voltage at A1 switch from the given diagram
c)
Find the capacitor value for output frequency from the given diagram
d)
Find the triangular wave generator from the given diagram

8. Triangular wave form has
a) Rise time < fall time
b) Rise time = fall time
c) Rise time ≥ fall time
d) None of the mentioned

9. Find out the sawtooth wave generator from the following circuits.
a)
Find the sawtooth wave generator from the given diagram
b)
Find the variable dc voltage from the given diagram
c)
Sawtooth wave generator circuit
d) None of the mentioned

10. Consider the integrator used for generating sawtooth wave form. Match the list I with the list II depending on the movement of wiper.

List-IList-II
Rise time =fall time (Triangular wave)
Longer fall time and short rise time (Sawtooth wave)
Longer rise time and short fall time (Sawtooth wave)

a) 1-iii, 2-ii, 3-i
b) 1-i, 2-ii, 3-iii
c) 1-i, 2-iii, 3-ii
d) 1-ii, 2-iii, 3-i

Happy
Happy
0 %
Sad
Sad
0 %
Excited
Excited
0 %
Sleepy
Sleepy
0 %
Angry
Angry
0 %
Surprise
Surprise
0 %

Average Rating

5 Star
0%
4 Star
0%
3 Star
0%
2 Star
0%
1 Star
0%

Leave a Reply

Your email address will not be published. Required fields are marked *

Previous post Square Wave Generator MCQ’s
Next post Comparator MCQ’s