Bài 1: Chuyển động tròn
Hướng dẫn giải Luyện tập 1 (Trang 107 SGK Vật lý 10, Bộ Cánh diều)
<p>1. Đổi c&aacute;c g&oacute;c sau từ độ sang radian: 30<sup>o</sup>, 90<sup>o</sup>, 105<sup>o</sup>, 120<sup>o</sup>, 270<sup>o</sup>.</p> <p>2. Đổi c&aacute;c g&oacute;c sau từ radian sang độ: 0,5 rad; 0,75 rad; &pi; rad.</p> <p><strong><span style="text-decoration: underline;"><em>Hướng dẫn giải:</em></span></strong></p> <p><img class="wscnph" style="max-width: 100%;" src="https://static.colearn.vn:8413/v1.0/upload/library/10072023/screenshot_1688983440-tkUJqk.png" /></p> <p>2.</p> <p><img class="wscnph" style="max-width: 100%;" src="https://static.colearn.vn:8413/v1.0/upload/library/10072023/screenshot_1688983455-veV1VQ.png" /></p> <p><span id="MathJax-Element-5-Frame" class="mjx-chtml MathJax_CHTML" style="box-sizing: border-box; display: inline-block; line-height: 0; text-indent: 0px; text-align: left; text-transform: none; font-style: normal; font-weight: normal; font-size: 21.78px; letter-spacing: normal; overflow-wrap: normal; word-spacing: normal; white-space: nowrap; float: none; direction: ltr; max-width: none; max-height: none; min-width: 0px; min-height: 0px; border: 0px; margin: 0px; padding: 1px 0px; position: relative;" tabindex="0" role="presentation" data-mathml="&lt;math xmlns=&quot;http://www.w3.org/1998/Math/MathML&quot;&gt;&lt;msup&gt;&lt;mn&gt;270&lt;/mn&gt;&lt;mn&gt;0&lt;/mn&gt;&lt;/msup&gt;&lt;mo&gt;=&lt;/mo&gt;&lt;mfrac&gt;&lt;mrow&gt;&lt;msup&gt;&lt;mn&gt;270&lt;/mn&gt;&lt;mn&gt;0&lt;/mn&gt;&lt;/msup&gt;&lt;mn&gt;.2&lt;/mn&gt;&lt;mi&gt;&amp;#x3C0;&lt;/mi&gt;&lt;/mrow&gt;&lt;msup&gt;&lt;mn&gt;360&lt;/mn&gt;&lt;mn&gt;0&lt;/mn&gt;&lt;/msup&gt;&lt;/mfrac&gt;&lt;mfenced&gt;&lt;mrow&gt;&lt;mi&gt;r&lt;/mi&gt;&lt;mi&gt;a&lt;/mi&gt;&lt;mi&gt;d&lt;/mi&gt;&lt;/mrow&gt;&lt;/mfenced&gt;&lt;mo&gt;=&lt;/mo&gt;&lt;mfrac&gt;&lt;mrow&gt;&lt;mn&gt;3&lt;/mn&gt;&lt;mi&gt;&amp;#x3C0;&lt;/mi&gt;&lt;/mrow&gt;&lt;mn&gt;2&lt;/mn&gt;&lt;/mfrac&gt;&lt;mfenced&gt;&lt;mrow&gt;&lt;mi&gt;r&lt;/mi&gt;&lt;mi&gt;a&lt;/mi&gt;&lt;mi&gt;d&lt;/mi&gt;&lt;/mrow&gt;&lt;/mfenced&gt;&lt;/math&gt;"><span id="MJXc-Node-141" class="mjx-math" aria-hidden="true"><span id="MJXc-Node-142" class="mjx-mrow"><span id="MJXc-Node-170" class="mjx-mfenced"><span id="MJXc-Node-176" class="mjx-mo"></span></span></span></span></span></p>
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