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ME19B197: Assignment 4 submission #57

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6 changes: 4 additions & 2 deletions main.tex
Original file line number Diff line number Diff line change
Expand Up @@ -14,7 +14,9 @@
\section{Introduction}
Add a line to include your text as illustrated in the comment below.

% \section{ME20B001}
% \include{me20b001}
\section{ME19B197}
A detailed explanation of one of my favourite equations in Physics can be seen below:
\input{me19b197}


\end{document}
16 changes: 16 additions & 0 deletions me19b197.tex
Original file line number Diff line number Diff line change
@@ -0,0 +1,16 @@
\begin{center}
\textbf{Acceleration of a body in a Rotating Frame}
\end{center}
$$ \vec{a} = \vec{a}_o + \vec{\alpha} \times \vec{r}_{rel} + \vec{\omega} \times \vec{\omega} \times \vec{r}_{rel} + 2 \vec{\omega} \times \vec{v}_{rel} + \vec{a}_{rel} $$

where the above used symbols stand for
\begin{itemize}
\item $ \vec{r}_{rel} $: position vector of object with relative to the rotating frame
\item $ \vec{v}_{rel} $: velocity of object relative to the rotating frame
\item $ \vec{a}_{rel} $: acceleration of object relative to the rotating frame
\item $ \vec{a}_o $: absolute acceleration of the rotating frame
\item $ \vec{\omega} $: angular velocity of the rotating frame
\item $ \vec{\alpha} $: angular acceleration of the rotating frame
\end{itemize}

This equation may not be among the flashy equations of Physics, like \textit{Navier-Stokes equation}, \textit{Schrodinger's equation}, etc., but is definitely one of my favourite equations out there. My personal affinity to this equation particularly comes from the presence the \textbf{Coriolis acceleration} term ($ 2 \vec{\omega} \times \vec{v}_{rel} $). When I first learnt about this concept of Coriolis acceleration in my 1st semester at IITM, it intrigued me to the point of watching numerous YouTube videos to understand what this \textit{Coriolis acceleration} actually meant. I went on the explore its significance in day-today life and found out that the direction of rotation of a hurricane/cyclone is determined by the Coriolis acceleration provided by the rotating Earth! I can very confidently say that this concept and equation kindled my inner Mechanical Engineer and has kept me attached to my subject ever since.