At what frequency does the total phase shift reach 180degree

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Reference no: EM13293871

An Opamp has a low frequency gain of 10^5 and a high frequency response with a single pole at 100 rad/s and a pair of poles at10,000 rad/s.

(a) At what frequency does the total phase shift reach 180 degrees.
(b) At this frequency,what value of β results in a loop gain of unity?

Reference no: EM13293871

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