Q1. A bistable multivibrator is a
(a) free running oscillator
(b) triggered oscillator
(c) sawtooth wave generator
(d) crystal oscillator
Q2. Capacitor discharge interval in monostable circuits is known as
(a) refresh time
(b) recovery time
(c) dynamic time
(d) static time
Q3. ________ multivibrator is a square wave oscillator.
(a) monostable
(b) astable
(c) bistable
(d) none of the above
Q4. An astable multivibrator has ________
(a) one stable state
(b) two stable states
(c) no stable state
(d) none of the above
Q5. Circuit which consist of a quasi-stable state is called
(a) bistable circuit
(b) monostable circuit
(c) tri stable circuits
(d) tristate circuit
Q6. In CMOS Monostable circuit, element which is used to prevent input voltage signal from rising above supply voltage is
(a) capacitor
(b) resistor
(c) inductor
(d) diode
Q7. A mono stable vibrator is also referred as
(a) one shot
(b) two shots
(c) three shots
(d) four shots
Q8. Circuit which has only one stable state is termed as
(a) bistable circuit
(b) Monostable circuit
(c) tristable circuit
(d) tristate circuit
Q9. A bistable multivibrator has _________
(a) two stable states
(b) one stable state
(c) no stable state
(d) none of the above
Q10. In astable circuit, finite output resistance of CMOS will be
(a) neglected
(b) 10 ohms
(c) −∞
(d) ∞
Q11. A monostable multivibrator has _________
(a) no stable state
(b) one stable state
(c) two stable states
(d) none of the above
Q12. Multivibrator in which circuit is stable in either state and can be flipped from one state to other by an external trigger pulse is termed as
(a) Astable multivibrator
(b) Monostable multivibartor
(c) Bistable multivibrator
(d) Tristable multivibrator
Q13. The multivibrator which generates square wave of its own is the _________ multivibrator.
(a) monostable
(b) bistable
(c) astable
(d) none of the above
Q14. Multivibrators belong to a family of oscillators commonly called
(a) Relaxation oscillators
(b) Dynamic oscillators
(c) Stretched oscillators
(d) Static oscillators
Q15. Multivibrator which has no stable states is termed as
(a) stable multivibrator
(b) astable multivibrator
(c) dynamic multivibrator
(d) state multivibrator
Q16. In CMOS Monostable circuit, current can flow from supply voltage through an output terminal of the gate into the external circuit, the gate is said to be
(a) sinking current
(b) stretching current
(c) straightening current
(d) sourcing current
Q17. Monostable multivibrators can be used as
(a) pulse generator
(b) pulse stretcher
(c) pulse looser
(d) pulse motor
Q18. Astable vibrator contains
(a) one quasi state
(b) two quasi states
(c) three quasi states
(d) four quasi states
Q19. Multivibrator which can produce a very short pulse or a much longer rectangular shaped waveform whose leading edge rises in time with an externally applied trigger pulse is called
(a) Astable multivibrator
(b) Distable multivibrator
(c) Monostable multivibrator
(d) Tristable multivibrator
Q20. Consider the following statements:
- Astable multivibrator can be used for generating square wave.
- Bistable multivibrator can be used for storing binary information.
Which of these statement(s) is/are correct?
(a) 1 only
(b) 2 only
(c) both 1 and 2
(d) neither 1 nor 2
