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      <title>AL3.2 - Capacidade térmica mássica - MML by </title>
      <link>https://padlet.com/miticos102017/5qbvlkbl14ie</link>
      <description>Determinar a capacidade térmica mássica de um materia</description>
      <language>en-us</language>
      <pubDate>2018-06-11 11:52:31 UTC</pubDate>
      <lastBuildDate>2024-07-15 20:05:53 UTC</lastBuildDate>
      <webMaster>hello@padlet.com</webMaster>
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      <item>
         <title>1- </title>
         <author>miticos102017</author>
         <link>https://padlet.com/miticos102017/5qbvlkbl14ie/wish/266592799</link>
         <description><![CDATA[<div>As grandezas que devem ser medidas para conseguirmos determinar a energia dissipada são a diferença de potencial (U), a corrente elétrica (I) e o intervalo de tempo (Δt<strong><em>).</em></strong></div>]]></description>
         <enclosure url="" />
         <pubDate>2018-06-11 12:00:46 UTC</pubDate>
         <guid>https://padlet.com/miticos102017/5qbvlkbl14ie/wish/266592799</guid>
      </item>
      <item>
         <title>2- </title>
         <author>miticos102017</author>
         <link>https://padlet.com/miticos102017/5qbvlkbl14ie/wish/266592812</link>
         <description><![CDATA[<div>As grandezas que são necessárias medir para além da energia fornecida são a massa (m), a variação da temperatura (ΔT) e a energia transferida (E).</div>]]></description>
         <enclosure url="" />
         <pubDate>2018-06-11 12:00:50 UTC</pubDate>
         <guid>https://padlet.com/miticos102017/5qbvlkbl14ie/wish/266592812</guid>
      </item>
      <item>
         <title>3-</title>
         <author>miticos102017</author>
         <link>https://padlet.com/miticos102017/5qbvlkbl14ie/wish/266835100</link>
         <description><![CDATA[<div>A temperatura vai aumentando enquanto a resistência estiver ligada e após esta ser desligada a temperatura vai diminuindo.</div>]]></description>
         <enclosure url="" />
         <pubDate>2018-06-12 14:44:10 UTC</pubDate>
         <guid>https://padlet.com/miticos102017/5qbvlkbl14ie/wish/266835100</guid>
      </item>
      <item>
         <title>4-</title>
         <author>miticos102017</author>
         <link>https://padlet.com/miticos102017/5qbvlkbl14ie/wish/266835523</link>
         <description><![CDATA[<div>O processo de transferência que ocorre entre a resistência eletrica de aquecimento e o bloco é a condução, no entanto entre o bloco e o ar que o rodeia ocorre um processo de convecção.</div>]]></description>
         <enclosure url="" />
         <pubDate>2018-06-12 14:46:02 UTC</pubDate>
         <guid>https://padlet.com/miticos102017/5qbvlkbl14ie/wish/266835523</guid>
      </item>
      <item>
         <title>5</title>
         <author>miticos102017</author>
         <link>https://padlet.com/miticos102017/5qbvlkbl14ie/wish/266837082</link>
         <description><![CDATA[<div>De forma a minimizar a dissipação de energia do bloco devemos colocar uma placa de cortiça por baixo do bloco ou outro material isolador , podemos também colocar glicerina entre a resistência e o bloco (pois o ar é um melhor condutor térmico que  a glicerina).</div>]]></description>
         <enclosure url="" />
         <pubDate>2018-06-12 14:52:20 UTC</pubDate>
         <guid>https://padlet.com/miticos102017/5qbvlkbl14ie/wish/266837082</guid>
      </item>
      <item>
         <title>6-</title>
         <author>miticos102017</author>
         <link>https://padlet.com/miticos102017/5qbvlkbl14ie/wish/266838760</link>
         <description><![CDATA[<div>As variáveis que devem ser controladas são : a resistência , o tempo e a massa dos materiais. Ou seja devemos utilizar a mesma resistência , aquece-las durante o mesmo tempo e utilizar materiais com  a mesma massa.</div>]]></description>
         <enclosure url="" />
         <pubDate>2018-06-12 15:00:00 UTC</pubDate>
         <guid>https://padlet.com/miticos102017/5qbvlkbl14ie/wish/266838760</guid>
      </item>
      <item>
         <title>7-</title>
         <author>miticos102017</author>
         <link>https://padlet.com/miticos102017/5qbvlkbl14ie/wish/266839677</link>
         <description><![CDATA[<div>O bloco calorimétrico constituido pelo material que possui uma maior capacidade térmica é aquele que demorará mais tempo a aquecer pois necessita de mais energia para elevar a sua temperatura 1 ºC por Kg . </div>]]></description>
         <enclosure url="" />
         <pubDate>2018-06-12 15:04:42 UTC</pubDate>
         <guid>https://padlet.com/miticos102017/5qbvlkbl14ie/wish/266839677</guid>
      </item>
      <item>
         <title>Esquema de montagem</title>
         <author>miticos102017</author>
         <link>https://padlet.com/miticos102017/5qbvlkbl14ie/wish/266841107</link>
         <description><![CDATA[<div>Neste circuito estão presentes um gerador elétrico , um interruptor , um amperímetro, uma resistência de aquecimento e um voltímetro.<br>Neste circuito o amperímetro está montado em série e o voltímetro está em paralelo com a resistência de aquecimento.</div>]]></description>
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         <pubDate>2018-06-12 15:11:21 UTC</pubDate>
         <guid>https://padlet.com/miticos102017/5qbvlkbl14ie/wish/266841107</guid>
      </item>
      <item>
         <title>1-</title>
         <author>miticos102017</author>
         <link>https://padlet.com/miticos102017/5qbvlkbl14ie/wish/266843774</link>
         <description><![CDATA[<div>A expressão que permite calcular o declive da reta é:</div>]]></description>
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         <pubDate>2018-06-12 15:24:45 UTC</pubDate>
         <guid>https://padlet.com/miticos102017/5qbvlkbl14ie/wish/266843774</guid>
      </item>
      <item>
         <title>2-</title>
         <author>miticos102017</author>
         <link>https://padlet.com/miticos102017/5qbvlkbl14ie/wish/266843806</link>
         <description><![CDATA[<div>A capacidade térmica (C) é<br> 416,66 J K, e a capacidade térmica mássica é 373,051 J Kg K.</div>]]></description>
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         <pubDate>2018-06-12 15:24:50 UTC</pubDate>
         <guid>https://padlet.com/miticos102017/5qbvlkbl14ie/wish/266843806</guid>
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      <item>
         <title>Tabela 1</title>
         <author>miticos102017</author>
         <link>https://padlet.com/miticos102017/5qbvlkbl14ie/wish/266846050</link>
         <description><![CDATA[]]></description>
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         <pubDate>2018-06-12 15:36:36 UTC</pubDate>
         <guid>https://padlet.com/miticos102017/5qbvlkbl14ie/wish/266846050</guid>
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      <item>
         <title>Tabela 2</title>
         <author>miticos102017</author>
         <link>https://padlet.com/miticos102017/5qbvlkbl14ie/wish/266846133</link>
         <description><![CDATA[]]></description>
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         <pubDate>2018-06-12 15:36:57 UTC</pubDate>
         <guid>https://padlet.com/miticos102017/5qbvlkbl14ie/wish/266846133</guid>
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      <item>
         <title>3-</title>
         <author>miticos102017</author>
         <link>https://padlet.com/miticos102017/5qbvlkbl14ie/wish/266847051</link>
         <description><![CDATA[<div>O erro relativo obtido foi de 3.6%</div>]]></description>
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         <pubDate>2018-06-12 15:41:21 UTC</pubDate>
         <guid>https://padlet.com/miticos102017/5qbvlkbl14ie/wish/266847051</guid>
      </item>
      <item>
         <title>4-</title>
         <author>miticos102017</author>
         <link>https://padlet.com/miticos102017/5qbvlkbl14ie/wish/266847102</link>
         <description><![CDATA[<div>Aluminio:<br>c=887,093 J Kg K<br>Declive=0,001205x<br><br>Bronze:<br>c=407,166 J Kg K<br>Declive=0,002467x<br><br>Podemos concluir que quanto maior for a capacidade térmica do material que constitui o bloco cilindrico menor será o declive da sua reta.</div>]]></description>
         <enclosure url="" />
         <pubDate>2018-06-12 15:41:37 UTC</pubDate>
         <guid>https://padlet.com/miticos102017/5qbvlkbl14ie/wish/266847102</guid>
      </item>
      <item>
         <title>Gráfico</title>
         <author>miticos102017</author>
         <link>https://padlet.com/miticos102017/5qbvlkbl14ie/wish/266849530</link>
         <description><![CDATA[]]></description>
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         <pubDate>2018-06-12 15:52:09 UTC</pubDate>
         <guid>https://padlet.com/miticos102017/5qbvlkbl14ie/wish/266849530</guid>
      </item>
      <item>
         <title>5-</title>
         <author>miticos102017</author>
         <link>https://padlet.com/miticos102017/5qbvlkbl14ie/wish/266874560</link>
         <description><![CDATA[<div>O que apresentaria maior temperatura final seria o que fosse constituído pelo material com menor capacidade térmica.</div>]]></description>
         <enclosure url="" />
         <pubDate>2018-06-12 17:48:30 UTC</pubDate>
         <guid>https://padlet.com/miticos102017/5qbvlkbl14ie/wish/266874560</guid>
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