Question

Transducers in electronics Test No 2 1) Calculate division ratio of the capacitive voltage divider, if input signal is sine with amplitude of IV and frequency of 1kHz. C1 1uF input C2output 2) If rectangular bipolar voltage ) is put to RC divider (see below) input, then output voltage Moult) is distorted significantly. a) Explain the cause of the distortion. b) How can the distortion be eliminated? 30 pF 100k u(0) C2 10ok 2.5V 2.5v 39 28ms 3 2ms33 30ms 3) Please, explain operating principle of the average rectified value detector (see below). Draw input voltage ul.l), u), summing amplifier output voltage oul) and low-pass filter output voltage ou) waveforms, considering that voltage undi). 10 sin(2π-500 is put to the input of the detector. R12 R10 u,(t) R8 R3 01 N4148T LM324 Lb LM324 N4148 Weui(t) USA UTA un(t) .Ub

Answer 1