Assignment Section A4 a) A parallel resonant circuit has a capacitor of 250 pF in one branch and inductance of 1.25 mH plus a resistance of 10 ohm in the parallel branch. Determine (i) Resonant frequency (ii) Impedance of circuit at resonance (iii) Q- factor of the circuit b) What are Frequency determining elements in phase shift oscillator? c) One difference between Oscillator and amplifier.
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Substituting the given values: f = 1 / (2π√(1.25 x 10^-3 H * 250 x 10^-12 F)) = 9.01 MHz (ii) The impedance (Z) of a parallel resonant circuit at resonance is given by the formula: Z = R where R is the resistance. So, the impedance at resonance is 10 Show more…
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