diff options
| author | altaf-creator <athaalaa@gmail.com> | 2023-09-25 20:18:57 +0700 |
|---|---|---|
| committer | altaf-creator <athaalaa@gmail.com> | 2023-09-25 20:18:57 +0700 |
| commit | 18670260285d25b14921a89fae60089da334c921 (patch) | |
| tree | dbd0d0a17a7704e963504744e21a273b9c374b3b /lessons-locked/fisika/static-electricity/coulomb.html | |
| parent | 7420ea9926c6cca698efa670d837a1cd753c4931 (diff) | |
Unlocked website, added rationalising roots
Diffstat (limited to 'lessons-locked/fisika/static-electricity/coulomb.html')
| -rw-r--r-- | lessons-locked/fisika/static-electricity/coulomb.html | 193 |
1 files changed, 0 insertions, 193 deletions
diff --git a/lessons-locked/fisika/static-electricity/coulomb.html b/lessons-locked/fisika/static-electricity/coulomb.html deleted file mode 100644 index b459cb5..0000000 --- a/lessons-locked/fisika/static-electricity/coulomb.html +++ /dev/null @@ -1,193 +0,0 @@ -<!DOCTYPE html> -<html lang="en"> - -<head> - <meta charset="UTF-8"> - <meta http-equiv="X-UA-Compatible" content="IE=edge"> - <meta name="viewport" content="width=device-width, initial-scale=1.0"> - <link rel="stylesheet" href="/style.css"> - <link rel="icon" href="/assets/images/master.svg"> - <title>Al Azhar 9th Grade Lesson Notes</title> - <link rel="apple-touch-icon" sizes="180x180" href="/apple-touch-icon.png"> - <link rel="icon" type="image/png" sizes="32x32" href="/favicon-32x32.png"> - <link rel="icon" type="image/png" sizes="16x16" href="/favicon-16x16.png"> - <link rel="manifest" href="/site.webmanifest"> - <script src="https://kit.fontawesome.com/d279a1f519.js" crossorigin="anonymous"></script> - <link rel="stylesheet" href="https://cdn.jsdelivr.net/npm/katex@0.16.8/dist/katex.css" integrity="sha384-pRsDYiLLocCzWnUN/YEr9TBTTaZOUi5x8adKfqi6Qt44lDaFkoP++x1j2ohSMtdf" crossorigin="anonymous"> - <script src="https://cdn.jsdelivr.net/npm/katex@0.16.8/dist/katex.js" integrity="sha384-tMzugJpfLv7v0f+KXzNMqNCC6sVzLMM3sCnZDgzy0lcO/0h3sAkEBg/URFcV0JpE" crossorigin="anonymous"></script> -</head> - -<body> - <div class="fixed-top-btn-container" id="topbtn"> - <a class="fixed-top-btn menu-btn" onclick="toggleNav()" href="javascript:void(0)"><i class="fa-solid fa-bars"></i></a> - <a href="../" class="fixed-top-btn back-btn"><i class="fa-solid fa-chevron-left"></i></a> - </div> - <div id="console"></div> - <div id="sidebar"> - <div> - <a href="/index.html"> - <img src="/assets/images/master.svg" alt="" class="sidebar-logo"> - </a> - - <h3 id="title" class="align-center">Al Azhar 9th Grade Lesson Notes</h3> - </div> - - <div> - <a href="/about/author.html" class="sidebar-link link">About the Author</a> - <a href="/about/school.html" class="sidebar-link link">About School</a> - <a href="/lessons" class="sidebar-link link">Lessons</a> - - - <hr class="divider"> - <div id="toc"> - <h4>Table of Contents</h4> - </div> - </div> - </div> - - <div class="banner-container" id="banner"> - <div class="banner-bg" id="img-supplies"></div> - <div class="gradient-bg"></div> - <div class="banner-text-container"> - <h1 class="banner-text" id="banner-txt">Coulomb's Law</h1> - <h3 class="banner-text" id="banner-txt">Chapter 2</h3> - </div> - </div> - - <div class="top-chips-container" id="chip-container"> - <div class="chip-container"> - <div class="chip"><span>❓ Unverified</span></div> - </div> - <div><a href="id-coulomb.html" class="button"><i class="fa-solid fa-language"></i> View in Indonesia</a></div> - </div> - - <div id="main"> - <section> - <h1 id="definition">Definition</h1> - <p><b>Coulomb's law is a law that explains the releationship between 2 or more electrical charges.</b></p> - <p>This law states that: "The magnitude, or absolute value, of the attractive or repulsive electrostatic force between two point charges is directly proportional to the product of the magnitudes of their charges and inversely proportional to the squared distance between them."<sup>[<a href="#reference-1" class="link-compact">1</a>]</sup></p> - <h1 id="formula">Formula</h1> - <span>F = k <span class="frac"><sup>Q<sub>1</sub> × Q<sub>2</sub></sup><span>⁄</span><sub>r<sup>2</sup></span></span> - <p> - where,<br> - <ul> - <li><b>F</b> = Force (Newton)</li> - <li><b>r</b> = Distance (Metres)</li> - <li><b>Q<sub>1</sub></b> = Charge 1 (Coulomb)</li> - <li><b>Q<sup>2</sup></b> = Charge 2 (Coulomb)</li> - <li><b>K</b> = Constant = <strong>9 × 10<sup>9</sup></strong> <span style="color: gray; font-size: 1rem;">Nm<sup>2</sup> / C<sup>2</sup></span></li> - </ul> - </p> - <h1 id="units">Unit Conversions (for Coulomb)</h1> - <ol> - <li>n <b>mC</b> (<strong>milli</strong>Coulomb) = n * 10<sup>-3</sup> C</li> - <li>n <b>MC</b> (<strong>Micro</strong>Coulomb) = n * 10<sup>-6</sup> C <i>(Alternative form: μC)</i></li> - <li>n <b>nC</b> (<strong>nano</strong>Coulomb) = n * 10<sup>-9</sup> C</li> - <li>n <b>Å</b> (<strong>Ångström</strong>) = n * 10<sup>-10</sup> C</li> - </ol> - <h1 id="example">Examples & Exercises</h1> - <ol></ol> - <ol> - <li> - <p>Find F.</p> - <img src="/assets/images/atoms/coulomb1.svg" alt=""><br> - <h2>Given:</h2> - <p> - <strong>r</strong> = 30 cm = 0,3 m = <b>3 × 10<sup>-1</sup> m</b><br> - <strong>Q<sub>1</sub></strong> = 2 MC = <b>2 × 10<sup>-6</sup></b><br> - <strong>Q<sub>2</sub></strong> = 3 MC = <b>3 × 10<sup>-6</sup></b><br> - </p> - <h2>Solution:</h2> - <p> - <span>F = k <span class="frac"><sup>Q<sub>1</sub> × Q<sub>2</sub></sup><span>⁄</span><sub>r<sup>2</sup></span></span><br> - - <span>F = 9 × 10<sup>9</sup><span class="frac"><sup>2 × 10<sup>-6</sup> ‧ 3 × 10<sup>-6</sup></sup><span>⁄</span><sub>(3 × 10<sup>-1</sup>)<sup>2</sup></span></span> = <span class="frac"><sup>9 × 10<sup>9</sup> ‧ 2 × 10<sup>-6</sup> ‧ 3 × 10<sup>-6</sup></sup><span>⁄</span><sub>9 × 10<sup>-2</sup></span></span><br> - - = <span class="frac"><sup>10<sup>9</sup> ‧ 2 × 10<sup>-6</sup> ‧ 3 × 10<sup>-6</sup></sup><span>⁄</span><sub>10<sup>-2</sup></span></span> = <span class="frac"><sup>10<sup>-3</sup> × 6</sup><span>⁄</span><sub>10<sup>-2</sup></span></span><br> - = <strong>6 × 10<sup>-1</sup></strong> - </p> - </li> - <hr> - <li> - <p>Find F.</p> - <img src="/assets/images/atoms/coulomb2.svg" alt=""><br> - <h2>Given:</h2> - <span id="m2"></span> - <h2>Solution:</h2> - <span id="m1"></span> - </li> - <script defer> - const m1 = document.getElementById("m1"); - const m2 = document.getElementById("m2"); - - katex.render(String.raw` - \begin{aligned} - F &= k\dfrac{Q_1Q_2}{r^2}\\ - &= 9 \times 10^9\dfrac{6 \times 10^{-6} \cdot 12 \times 10^{-6}}{9 \times 10^{-2}}\\ - &= \dfrac{10^9 \cdot 6 \times 10^{-6} \cdot 12 \times 10^{-6}}{10^{-2}} = \dfrac{6 \cdot 12 \cdot 10^9 \cdot 10^{-6} \cdot 10^{-6}}{10^{-2}}\\ - &= \dfrac{72 \cdot 10^{-3}}{10^{-2}}\\ - &= 72 \times 10^{-1} - \end{aligned} - `, m1, { - throwOnError: true - }); - katex.render(String.raw` - \begin{aligned} - r &= 30 \textnormal{ cm} = 0,3 \textnormal{ m} = 3 \times 10^{-1}\\ - r^2 &= (3 \times 10^{-1})^2 = 9 \times 10^{-2}\\ - Q_1 &= 6 \textnormal{ MC}\\ - Q_2 &= 12 \textnormal{ MC} - \end{aligned} - `, m2, { - throwOnError: false - }); - </script> - <hr> - <li> - <p>If F = 9 × 10<sup>9</sup>, Find r.</p> - <img src="/assets/images/atoms/coulomb3.svg" alt=""><br> - <h2>Given:</h2> - <span id="m3"></span> - <h2>Solution:</h2> - <span id="m4"></span> - </li> - <script defer> - const m3 = document.getElementById("m3"); - const m4 = document.getElementById("m4") - - katex.render(String.raw` - \begin{aligned} - F &= k\dfrac{Q_1Q_2}{r^2}\\ - 9 \times 10^9 &= 9 \times 10^9\dfrac{4 \times 10^{-3} \cdot 4 \times 10^{-3}}{r^2}\\ - 9 \times 10^9 r^2 &= 9 \times 10^9 \cdot 4 \times 10^{-3} \cdot 4 \times 10^{-3}\\ - r^2 &= 4 \times 10^{-3} \cdot 4 \times 10^{-3}\\ - &= 16 \times 10^{-6}\\ - r &= \sqrt{16 \times 10^{-6}}\\ - &= 4 \times 10^{-3} - \end{aligned} - `, m4, { - throwOnError: true - }); - katex.render(String.raw` - \begin{aligned} - Q_1 &= 4 \textnormal{ mC}\\ - Q_2 &= 4 \textnormal{ mC}\\ - F &= 9 \times 10^9 \textnormal{ N} - \end{aligned} - `, m3, { - throwOnError: false - }); - </script> - </ol> - <h1 id="references">References</h1> - <ol> - <li id="reference-1">Coulomb, 1785. <i><a href="https://books.google.co.id/books?id=by5EAAAAcAAJ&pg=PA578" class="link">"Second mémoire sur l'électricité et le magnétisme"</a></i></li> - </ol> - </section> - </div> - - <script src="/scripts/toc.js"></script> - <script src="/scripts/sidebar.js"></script> -</body> - -</html>
\ No newline at end of file |