1- Mention three types of oscillators?2- Design a stable multivibrator that producea train pulse shown infig. Draw the circuit diagram and find the required elements valuesand duty cycle. Assume Cext= 100 µF.50 μSec10 μSec10 μSec3- Using the appropriate graph, explain the charging and dischargingpaths in a stable 555 timer.4- Modify the discharging time in 555 timer eqution if thedischarging transistor has a considerable resitance of Rira?5- Find the pulse width for a monostable timer if R= 100KQ and C=100µF?

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Answered: 1- Mention three types of oscillators?

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