Multivibrators – 1 – 3

11. A differentiating circuit is a simple RC circuit with output taken across …………..

(a) R
(b) C
(c) both R and C
(d) none of the above

ANSWER

EXPLANATION

12. A monostable multivibrator has …………..

(a) no stable state
(b) one stable state
(c) two stable states
(d) none of the above

ANSWER

EXPLANATION

13. The multivibrator which generates square wave of its own is the ………….. multivibrator.

(a) monostable
(b) bistable
(c) astable
(d) none of the above

ANSWER

EXPLANATION

14. For a differentiating circuit to be effective, the RC product should be ………….. the time period of the input wave.

(a) equal to
(b) 5 times greater than
(c) 5 times smaller than
(d) atleast 10 times greater than

ANSWER

EXPLANATION

15. When a rectangular voltage waveform is applied to a capacitor, then the current waveform is …………..

(a) rectangular
(b) sinusoidal
(c) sawtooth
(d) square

(d) none of the above

ANSWER

EXPLANATION

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