1. 1. a) Explainabout lowpasscircuit.
b) Derive the expressionforthe outputvoltage of alow pass cicuitexcitedbystepinput.
2. A 1khz symmetrical square wave of ±10V is appliedtoanRC circuithaving1ms time
constant.Calcute & plotthe outputforthe RC configurationas
a) highpass circuit b)Lowpass circuit
3. Explainpositive andnegativeclamperswithneatsketches.
4. ExplainEmittercoupledclipperwithneatdiagram.
5. a) the inputvoltage of the twolevel clippershownbelow isvaryingfrom0to 150V.Sketch the
transfercharacteristicsfor
b)Explainclampingcircuittheorem>
