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typo in piezoelectrics notes

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Akbar Rahman 2023-04-09 14:42:53 +01:00
parent a07f63de81
commit 249a2f30d2
Signed by: alvierahman90
GPG Key ID: 20609519444A1269
1 changed files with 2 additions and 2 deletions
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uni/mmme/2051_electromechanical_devices/piezoelectrics.md
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@ -34,8 +34,8 @@ This is done using the following amplifier:
![](./images/vimscrot-2023-03-16T11:22:04,554599428+00:00.png)
\begin{align*}
V_\text{out} &= A_{OL}(V^+-V__) = -A_{OL}V__ \\
V__ &= V_\text{out} - V_C
V_\text{out} &= A_{OL}(V^+-V_{-}) = -A_{OL}V_{-} \\
V_{-} &= V_\text{out} - V_C
\end{align*}
As input resistance of op amp is infinite: