# Triangular and Sawtooth Wave Generator MCQ’s

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) b) c) d) 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) b) c) 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.

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