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      <title>21st Century Tech by aung myo thu</title>
      <link>https://padlet.com/ricky2020/mgmyoaero</link>
      <description>That&#39;s a part of what I&#39;ve learned from my journey to become an Aerospace Engineer !</description>
      <language>en-us</language>
      <pubDate>2020-06-02 12:44:00 UTC</pubDate>
      <lastBuildDate>2023-07-26 06:24:45 UTC</lastBuildDate>
      <webMaster>hello@padlet.com</webMaster>
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         <title>Intro</title>
         <author>ricky2020</author>
         <link>https://padlet.com/ricky2020/mgmyoaero/wish/606790606</link>
         <description><![CDATA[<div>When people hear the word "Aerospace Engineering", they always see stuff like aeroplanes, rockets, satellites and so on. Actually, there are lots of fields using aerospace technology (I might say it becomes a table salt in our daily life). Therefore, I'd like to share you some to get to know more about aerospace engineering (out of Aerospace Industry). <br>(I wrote a book about it in Burmese language and shared it with my students and public six years ago)<br><br>NB: I use the language like I'm teaching my students (as I'm a teahcer:) ). Please forgive me for that,my seniors !</div>]]></description>
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         <pubDate>2020-06-02 12:47:52 UTC</pubDate>
         <guid>https://padlet.com/ricky2020/mgmyoaero/wish/606790606</guid>
      </item>
      <item>
         <title>Tacoma Bridge</title>
         <author>ricky2020</author>
         <link>https://padlet.com/ricky2020/mgmyoaero/wish/606791347</link>
         <description><![CDATA[<div><strong>The 1940 Tacoma Narrows Bridge</strong>, the first <a href="https://en.wikipedia.org/wiki/Tacoma_Narrows_Bridge">Tacoma Narrows Bridge</a>, was a <a href="https://en.wikipedia.org/wiki/Suspension_bridge">suspension bridge</a> in the U.S. state of <a href="https://en.wikipedia.org/wiki/Washington_(state)">Washington</a> that spanned the <a href="https://en.wikipedia.org/wiki/Tacoma_Narrows">Tacoma Narrows</a> <a href="https://en.wikipedia.org/wiki/Strait">strait</a> of <a href="https://en.wikipedia.org/wiki/Puget_Sound">Puget Sound</a> between <a href="https://en.wikipedia.org/wiki/Tacoma,_Washington">Tacoma</a> and the <a href="https://en.wikipedia.org/wiki/Kitsap_Peninsula">Kitsap Peninsula</a>. It opened to traffic on July 1, 1940, and dramatically <a href="https://en.wikipedia.org/wiki/Structural_failure">collapsed</a> into Puget Sound on November 7 the same year. The bridge's collapse has been described as "spectacular" and in subsequent decades "has attracted the attention of engineers, physicists, and mathematicians".<a href="https://en.wikipedia.org/wiki/Tacoma_Narrows_Bridge_(1940)#cite_note-1"><sup>[1]</sup></a> Throughout its short existence, it was the world's third-longest suspension bridge by main span, behind the <a href="https://en.wikipedia.org/wiki/Golden_Gate_Bridge">Golden Gate Bridge</a> and the <a href="https://en.wikipedia.org/wiki/George_Washington_Bridge">George Washington Bridge</a>.</div>]]></description>
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         <pubDate>2020-06-02 12:48:20 UTC</pubDate>
         <guid>https://padlet.com/ricky2020/mgmyoaero/wish/606791347</guid>
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      <item>
         <title>Why Tacoma Bridge Collasped?</title>
         <author>ricky2020</author>
         <link>https://padlet.com/ricky2020/mgmyoaero/wish/606792300</link>
         <description><![CDATA[<div><br>Before reading, please take look at the video.<br>It seems complicated, huh?<br>Absolutely not ! It's quite a simple phenomenon of aerodynamics called 'vortex shedding'. <br>(1) When air moves over a blunt body,it creates vortices (spiral air). <br>(2) As its core has higher velocity, there is a pressure (force) difference in and out.<br>(3) That unbalance forces push the bridge (when its frequency coincides with its natural frequency, finally it broke down :(. (We call it resonance phenomenon)<br>Now you've got it?<br>From this, you can learn vortex shedding, resonance phenomenon (Last not the least, you know the air can break a bridge down). So, aerodynamics is quite important in building bridges. ;)</div>]]></description>
         <enclosure url="https://www.youtube.com/watch?v=3mclp9QmCGs" />
         <pubDate>2020-06-02 12:48:53 UTC</pubDate>
         <guid>https://padlet.com/ricky2020/mgmyoaero/wish/606792300</guid>
      </item>
      <item>
         <title>Bugatti or A Million Beast !</title>
         <author>ricky2020</author>
         <link>https://padlet.com/ricky2020/mgmyoaero/wish/608711001</link>
         <description><![CDATA[<div>Bugatti: The most expensive and the most loving race car in traffic these days !<br>* I really really love this car. Do you think I love it because it's expensive? Hell No !<br>*This incredible car uses incredible technologies ( You know it uses Aerospace Technologies, Of course ! ) :D<br>(1) Her body design is aerodynamically efficient (can penetrate air smoothly- reduces fuel consumption and increases speed)<br>(2) It uses air brakes which is similar to aircraft(Sorry, I won't explain it in details here cuz it might take long.<br>(3) It uses optical control tech which is used in aircraft control.<br>Well, aerospace engineering is a king here again :D</div>]]></description>
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         <pubDate>2020-06-03 11:44:48 UTC</pubDate>
         <guid>https://padlet.com/ricky2020/mgmyoaero/wish/608711001</guid>
      </item>
      <item>
         <title>Buildings are built for Bosses !</title>
         <author>ricky2020</author>
         <link>https://padlet.com/ricky2020/mgmyoaero/wish/608750336</link>
         <description><![CDATA[<div>Buildings are built for Bosses like you (not me :( ).<br>Bosses' buildings need to be perfect, right (It's you) ?<br>If you want to get a perfect building, you specifically need to think about something- yeah.... AERODYNAMICS :)<br>_ Your building needs to withstand all loads (that include aerodynamics).<br>- You need to get enough fresh air (Aerodynamics_<br>_ Your Heating, Ventilation, Air conditioning (Of course aerodynamics) are important... and blah ... blah...<br>Now you've got it, huh?</div>]]></description>
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         <pubDate>2020-06-03 12:12:47 UTC</pubDate>
         <guid>https://padlet.com/ricky2020/mgmyoaero/wish/608750336</guid>
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      <item>
         <title>Questions ???</title>
         <author>ricky2020</author>
         <link>https://padlet.com/ricky2020/mgmyoaero/wish/608775461</link>
         <description><![CDATA[<div>If you have any questions, I'm not sure I can answer you.<br><br>But.. it's a bit "BUT"<br>I'll read them. LOL !</div>]]></description>
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         <pubDate>2020-06-03 12:28:08 UTC</pubDate>
         <guid>https://padlet.com/ricky2020/mgmyoaero/wish/608775461</guid>
      </item>
      <item>
         <title>Assignment 1</title>
         <author>ricky2020</author>
         <link>https://padlet.com/ricky2020/mgmyoaero/wish/610515351</link>
         <description><![CDATA[<div>Please watch the attached video on how to use padlet and then create your own padlet wall. Write at least three posts about "Aerospace Tech usages in other fields".</div>]]></description>
         <enclosure url="https://www.youtube.com/watch?v=UkBnwPqaIjA" />
         <pubDate>2020-06-04 08:36:35 UTC</pubDate>
         <guid>https://padlet.com/ricky2020/mgmyoaero/wish/610515351</guid>
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