Multivibrators – 1 – 2

6. If the input to a differentiating circuit is a saw-tooth wave, then output will be ………….. wave.

(a) square
(b) triangular
(c) sine
(d) rectangular

ANSWER

EXPLANATION

7. A bistable multivibrator has …………..

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

ANSWER

EXPLANATION

8. If a square wave is fed to a differentiating circuit, the output will be …………..

(a) sine wave
(b) sharp narrow pulses
(c) rectangular wave
(d) triangular wave

ANSWER

EXPLANATION

9. An integrating circuit is a simple RC series circuit with output taken across …………..

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

ANSWER

EXPLANATION

10. For an integrating circuit to be effective, the RC product should be ………….. the time period of the input wave.

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

ANSWER

EXPLANATION

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