# Wave Shaping Circuits – Exercise – 1

1. 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

Explanation
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2. 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

Explanation
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3. 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

Explanation
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4. 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

Explanation
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5. 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