Differentiate between positive and negative feedback on the basis of . (i) overall phase shift (ii) voltage gain (iii) stability (iv) applications

Differentiate between positive and negative feedback on the basis of . (i) overall phase shift (ii) voltage gain (iii) stability (iv) applications 
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2 Answers

Answer :

S.No. 
Parameter
Positive feedback
Negative feedback
i)
overall phase shift 
0 o or 360o (In phase) 
180o out of phase
ii) 
voltage gain
Increases
Decreases
iii) 
stability
Poor
Better
iv)
applications
Oscillator
Amplifier


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Answer :

Compare positive feedback and negative feedback on the basis of: (i) Gain (ii) Bandwidth (iii) Phase shift (iv) Stability

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