CE amplifier with voltage phase shift

Q.  What is the phase-shift between input and output voltages of CE amplifier?
- Published on 23 Sep 15

a. 90°
b. 120°
c. 180°
d. 270°

ANSWER: 180°
 

    Discussion

  • Satyawati   -Posted on 29 Sep 15
    During the amplification process of RC coupled CE amplifier,there is a phase shift of about 180o between input and output. Simply, the output is said to be an 'inverted' version of input.
    The magnitude of output voltage becomes higher as compared to that of input signal but the shape is exactly similar as that of an input signal.
    But, the input ac signal gets amplified along with the phase-shift of 180o between input and output.

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