Chapter 11 Comparator & Schmitt Trigger MCQs 9 min Score: 0 Attempted: 0/9 Subscribe 1. . A comparator is used to compare (A) Two frequency levels (B) Two current levels (C) Two voltage levels (D) Two power levelsShow All Answers 2. . Comparator is also known as _________? (A) Limiter (B) Level detector (C) Clipper (D) ClamperShow All Answers 3. . Schmitt trigger is a fast speed _________ circuit. (A) Rectifier (B) Level detector (C) Inverter (D) OscillatorShow All Answers 4. . Schmitt trigger usually provides _________ type of output. (A) Sinusoidal wave (B) Square wave (C) Triangular wave (D) Pulse waveShow All Answers 5. . IC 7413 Schmitt trigger has _________ input. (A) Four (B) Three (C) One (D) TwoShow All Answers 6. . In order to make the comparator less sensitive to noise, a technique incorporating _________ feedback, called hysteresis, is used. (A) Positive (B) Negative (C) Regenerative (D) Both (a) and (c)Show All Answers 7. . Schmitt trigger is also known as _________? (A) Oscillator (B) Both (a) and (b) (C) Vibrator (D) BinaryShow All Answers 8. . Schmitt trigger has _________ output states. (A) Four (B) Three (C) Two (D) OneShow All Answers 9. . Voltage comparator has _________ inputs. (A) Four (B) Two (C) Three (D) OneShow All Answers