<div class="xblock xblock-public_view xblock-public_view-vertical" data-block-type="vertical" data-graded="True" data-init="VerticalStudentView" data-runtime-version="1" data-has-score="False" data-usage-id="block-v1:MITx+22.011x+3T2018+type@vertical+block@ae910e89f8c34faa8fb83a13df53dfcd" data-course-id="course-v1:MITx+22.011x+3T2018" data-request-token="66092727076311f095e70e84ffb47eb3" data-runtime-class="LmsRuntime">
<h2 class="hd hd-2 unit-title">3.2.1. Video Lecture</h2>
<div class="vert-mod">
<div class="vert vert-0" data-id="block-v1:MITx+22.011x+3T2018+type@video+block@09e01327e80b489ea034751b6c54c720">
<div class="xblock xblock-public_view xblock-public_view-video xmodule_display xmodule_VideoBlock" data-block-type="video" data-graded="True" data-init="XBlockToXModuleShim" data-runtime-version="1" data-has-score="False" data-usage-id="block-v1:MITx+22.011x+3T2018+type@video+block@09e01327e80b489ea034751b6c54c720" data-course-id="course-v1:MITx+22.011x+3T2018" data-request-token="66092727076311f095e70e84ffb47eb3" data-runtime-class="LmsRuntime">
<script type="json/xblock-args" class="xblock-json-init-args">
{"xmodule-type": "Video"}
</script>
<h3 class="hd hd-2">Video</h3>
<div
id="video_09e01327e80b489ea034751b6c54c720"
class="video closed"
data-metadata='{"streams": "1.00:DoTt5EZBumw", "savedVideoPosition": 0.0, "poster": "https://mitx-edx-video-meta-storage.s3.amazonaws.com/media/video-images/27da57f5c2bd4cab9c2d98078b8de3f8.png?Signature=D7Tn7tZlHqt%2FbHrdMrQdnvBzymU%3D&AWSAccessKeyId=ASIA4QDFFSUR6OWNDGVC&x-amz-security-token=IQoJb3JpZ2luX2VjEG0aCXVzLWVhc3QtMSJIMEYCIQDqrfiegUMWL8ZBR1vRkwI9Ysofj4tLDMBWPgHNM%2FAn9wIhAMOinTy4UEYrJq3xsZXoG7OT3Y%2B9m60GEXMACFKNCTZvKsEFCMb%2F%2F%2F%2F%2F%2F%2F%2F%2F%2FwEQAxoMODU5MjA1NjM3NDExIgzNBxTzmdgeAOSQt7EqlQVJbSYlOd0HXvvra0ayMInk7VT12ZSXSfbxB1Kt%2FsB4E7aYlapKku8%2BNf%2F3FwGL9cXLUg6lZU4ASh1syJ6XVFr68cmJas4aYGxiNefVhkr1XlV4MmVApPXeDainOu7R4RoOzL%2FPKS99OucB9u9xONQ61ut7i1uRS1JRFhy89AxDPCGgVj1IlQ4htgLT5H8TCwU7c5IOeXnqdp2QYFyEMvi5VJU1pQPKtdiv%2B8TYNLF7okXtXpW6RF6Hx0O6EStoMOLHCeeaHh4DmOJUQShBJiD7DVTs6dk1MaYaobGNf9YEdQiAftoAaXn8D2QW85H7D0qHlexxP3DYWXlx2DihAxt7pHF8AlNTatmzI5B7rzK7T%2Fr%2BPmhuZUzMH%2FjD3Eir%2B7T9ZA11oXC%2F%2F7g7X1j5mi2SzTFM%2F%2F8i8Byk87VmJNLafzoqAXLy4QVCwEQYzxQUPegzUpC7T9DpiSpWG7ZppmtM5lnryKETWbTK%2FK96k1KAaj%2FGyjH4qBZlyWjxyc5fM7SJC1BT%2FhdO2LdpLOLprcS7zeZljT%2FRMf%2BEjAkGAiiZ9Edy9stAiBRN6APF2ghFoKdsGdA3VwP7Mo4TRbH%2Bs7xj%2FUY3ThA%2BL%2FOEzWYu6eAJdvx%2B8tKLn5eulbgF4p2x5IjvNsBLJ4N70H%2FMy5BBO1yIz8TKPsmxSHhfl5ec8wi6GAIXkrWoLFPikMuoVZL8EP0HnqAReiw8csyUfD63IG1DDEjRgIbQAsw8%2FNQUnIu3uedI9pEqTiftOvFiIREq0Q%2B1unF5X%2B4%2BXvJtdlI971M4N8XASva4vFzmkewiWcUjyQzFqoqDzfV7Hqwzjz%2FfHZtv5lXI43mA6n0eMQGDFQVpkLiYBnPjsPxrVRRiMzVsQcliWxZ5MMLC%2FL4GOrABJhbmw2iuOMkAbcT8UAq5HPX%2FlOM8lt05Fsyq0NsLXsd%2FVckCqC9nGkt8lJlqldiF0U5rHJKkEH0i%2BA8IZqZJl61jXvp3hlscvjA0fj%2F0ct0AZlfIyOZjONo159gslU1s0ETyMavoCN84JiQAEwpBc198DLSow7aZEtfVNmkPmCjScfmVFDnLo%2FICiQSfd9NVZPv3FKFiguopnUCG%2FawxrGPuR%2F%2B10iqLLpucExGdRdg%3D&Expires=1742678696", "captionDataDir": null, "transcriptTranslationUrl": "/courses/course-v1:MITx+22.011x+3T2018/xblock/block-v1:MITx+22.011x+3T2018+type@video+block@09e01327e80b489ea034751b6c54c720/handler/transcript/translation/__lang__", "lmsRootURL": "https://openlearninglibrary.mit.edu", "saveStateUrl": "/courses/course-v1:MITx+22.011x+3T2018/xblock/block-v1:MITx+22.011x+3T2018+type@video+block@09e01327e80b489ea034751b6c54c720/handler/xmodule_handler/save_user_state", "ytTestTimeout": 1500, "autoplay": false, "ytApiUrl": "https://www.youtube.com/iframe_api", "completionEnabled": false, "showCaptions": "true", "transcriptLanguages": {"en": "English"}, "end": 0.0, "start": 0.0, "saveStateEnabled": false, "prioritizeHls": false, "generalSpeed": 1.0, "recordedYoutubeIsAvailable": true, "sources": ["https://d2f1egay8yehza.cloudfront.net/MITx22.011x-V010500/MITx22.011x-V010500.m3u8", "https://d2f1egay8yehza.cloudfront.net/MITx22.011x-V010500_DTH.mp4"], "publishCompletionUrl": "/courses/course-v1:MITx+22.011x+3T2018/xblock/block-v1:MITx+22.011x+3T2018+type@video+block@09e01327e80b489ea034751b6c54c720/handler/publish_completion", "speed": null, "duration": 320.19, "transcriptLanguage": "en", "ytMetadataEndpoint": "", "autoAdvance": false, "transcriptAvailableTranslationsUrl": "/courses/course-v1:MITx+22.011x+3T2018/xblock/block-v1:MITx+22.011x+3T2018+type@video+block@09e01327e80b489ea034751b6c54c720/handler/transcript/available_translations", "autohideHtml5": false, "completionPercentage": 0.95}'
data-bumper-metadata='null'
data-autoadvance-enabled="False"
data-poster='null'
tabindex="-1"
>
<div class="focus_grabber first"></div>
<div class="tc-wrapper">
<div class="video-wrapper">
<span tabindex="0" class="spinner" aria-hidden="false" aria-label="Loading video player"></span>
<span tabindex="-1" class="btn-play fa fa-youtube-play fa-2x is-hidden" aria-hidden="true" aria-label="Play video"></span>
<div class="video-player-pre"></div>
<div class="video-player">
<div id="09e01327e80b489ea034751b6c54c720"></div>
<h4 class="hd hd-4 video-error is-hidden">No playable video sources found.</h4>
<h4 class="hd hd-4 video-hls-error is-hidden">
Your browser does not support this video format. Try using a different browser.
</h4>
</div>
<div class="video-player-post"></div>
<div class="closed-captions"></div>
<div class="video-controls is-hidden">
<div>
<div class="vcr"><div class="vidtime">0:00 / 0:00</div></div>
<div class="secondary-controls"></div>
</div>
</div>
</div>
</div>
<div class="focus_grabber last"></div>
<h3 class="hd hd-4 downloads-heading sr" id="video-download-transcripts_09e01327e80b489ea034751b6c54c720">Downloads and transcripts</h3>
<div class="wrapper-downloads" role="region" aria-labelledby="video-download-transcripts_09e01327e80b489ea034751b6c54c720">
<div class="wrapper-download-transcripts">
<h4 class="hd hd-5">Transcripts</h4>
<ul class="list-download-transcripts">
<li class="transcript-option">
<a class="btn btn-link" href="/courses/course-v1:MITx+22.011x+3T2018/xblock/block-v1:MITx+22.011x+3T2018+type@video+block@09e01327e80b489ea034751b6c54c720/handler/transcript/download" data-value="srt">Download SubRip (.srt) file</a>
</li>
<li class="transcript-option">
<a class="btn btn-link" href="/courses/course-v1:MITx+22.011x+3T2018/xblock/block-v1:MITx+22.011x+3T2018+type@video+block@09e01327e80b489ea034751b6c54c720/handler/transcript/download" data-value="txt">Download Text (.txt) file</a>
</li>
</ul>
</div>
</div>
</div>
</div>
</div>
</div>
</div>
<div class="xblock xblock-public_view xblock-public_view-vertical" data-block-type="vertical" data-graded="True" data-init="VerticalStudentView" data-runtime-version="1" data-has-score="False" data-usage-id="block-v1:MITx+22.011x+3T2018+type@vertical+block@87852a66e1be47da8af7afa5acdd6e50" data-course-id="course-v1:MITx+22.011x+3T2018" data-request-token="66092727076311f095e70e84ffb47eb3" data-runtime-class="LmsRuntime">
<h2 class="hd hd-2 unit-title">3.2.1. Notes & Additional Material</h2>
<div class="vert-mod">
<div class="vert vert-0" data-id="block-v1:MITx+22.011x+3T2018+type@html+block@72d5980a8b9c4515b2f3d73368326f82">
<div class="xblock xblock-public_view xblock-public_view-html xmodule_display xmodule_HtmlBlock" data-block-type="html" data-graded="True" data-init="XBlockToXModuleShim" data-runtime-version="1" data-has-score="False" data-usage-id="block-v1:MITx+22.011x+3T2018+type@html+block@72d5980a8b9c4515b2f3d73368326f82" data-course-id="course-v1:MITx+22.011x+3T2018" data-request-token="66092727076311f095e70e84ffb47eb3" data-runtime-class="LmsRuntime">
<script type="json/xblock-args" class="xblock-json-init-args">
{"xmodule-type": "HTMLModule"}
</script>
<p><strong>Use the following links to download this lecture's notes:</strong></p>
<p><a href="/assets/courseware/v1/5bc4a5f45b9c6fb85492edaea05ea699/asset-v1:MITx+22.011x+3T2018+type@asset+block/Unit_3.2.1_required_pdf_lecture_notes_vf2.pdf" target="[object Object]">Lecture 3.2.1. [Lawson Criterion and Plasma Confinement] - Required Lecture Notes</a></p>
<p></p>
</div>
</div>
</div>
</div>
<div class="xblock xblock-public_view xblock-public_view-vertical" data-block-type="vertical" data-graded="True" data-init="VerticalStudentView" data-runtime-version="1" data-has-score="False" data-usage-id="block-v1:MITx+22.011x+3T2018+type@vertical+block@3ef710d55f4240f09c65c1844f44573d" data-course-id="course-v1:MITx+22.011x+3T2018" data-request-token="66092727076311f095e70e84ffb47eb3" data-runtime-class="LmsRuntime">
<h2 class="hd hd-2 unit-title">3.2.1. Required Assessment</h2>
<div class="vert-mod">
<div class="vert vert-0" data-id="block-v1:MITx+22.011x+3T2018+type@problem+block@f33e69df4f224fa293afa77244bc7b78">
<div class="xblock xblock-public_view xblock-public_view-problem xmodule_display xmodule_ProblemBlock" data-block-type="problem" data-graded="True" data-init="XBlockToXModuleShim" data-runtime-version="1" data-has-score="True" data-usage-id="block-v1:MITx+22.011x+3T2018+type@problem+block@f33e69df4f224fa293afa77244bc7b78" data-course-id="course-v1:MITx+22.011x+3T2018" data-request-token="66092727076311f095e70e84ffb47eb3" data-runtime-class="LmsRuntime">
<script type="json/xblock-args" class="xblock-json-init-args">
{"xmodule-type": "Problem"}
</script>
<div id="problem_f33e69df4f224fa293afa77244bc7b78" class="problems-wrapper" role="group"
aria-labelledby="f33e69df4f224fa293afa77244bc7b78-problem-title"
data-problem-id="block-v1:MITx+22.011x+3T2018+type@problem+block@f33e69df4f224fa293afa77244bc7b78" data-url="/courses/course-v1:MITx+22.011x+3T2018/xblock/block-v1:MITx+22.011x+3T2018+type@problem+block@f33e69df4f224fa293afa77244bc7b78/handler/xmodule_handler"
data-problem-score="0"
data-problem-total-possible="1"
data-attempts-used="0"
data-content="
<h3 class="hd hd-3 problem-header" id="f33e69df4f224fa293afa77244bc7b78-problem-title" aria-describedby="block-v1:MITx+22.011x+3T2018+type@problem+block@f33e69df4f224fa293afa77244bc7b78-problem-progress" tabindex="-1">
Assessment 1
</h3>
<div class="problem-progress" id="block-v1:MITx+22.011x+3T2018+type@problem+block@f33e69df4f224fa293afa77244bc7b78-problem-progress"></div>
<div class="problem">
<div>
<div class="wrapper-problem-response" tabindex="-1" aria-label="Question 1" role="group"><div class="choicegroup capa_inputtype" id="inputtype_f33e69df4f224fa293afa77244bc7b78_2_1">
<fieldset aria-describedby="status_f33e69df4f224fa293afa77244bc7b78_2_1 description_f33e69df4f224fa293afa77244bc7b78_1_1">
<legend id="f33e69df4f224fa293afa77244bc7b78_2_1-legend" class="response-fieldset-legend field-group-hd">The triple product of density, temperature and confinement define what criterion for a self-sustaining fusion plasma?</legend>
<p class="question-description" id="description_f33e69df4f224fa293afa77244bc7b78_1_1"> Select only one option. </p>
<div class="field">
<input type="radio" name="input_f33e69df4f224fa293afa77244bc7b78_2_1" id="input_f33e69df4f224fa293afa77244bc7b78_2_1_choice_0" class="field-input input-radio" value="choice_0"/><label id="f33e69df4f224fa293afa77244bc7b78_2_1-choice_0-label" for="input_f33e69df4f224fa293afa77244bc7b78_2_1_choice_0" class="response-label field-label label-inline" aria-describedby="status_f33e69df4f224fa293afa77244bc7b78_2_1 description_f33e69df4f224fa293afa77244bc7b78_1_1"> Lawson criterion
</label>
</div>
<div class="field">
<input type="radio" name="input_f33e69df4f224fa293afa77244bc7b78_2_1" id="input_f33e69df4f224fa293afa77244bc7b78_2_1_choice_1" class="field-input input-radio" value="choice_1"/><label id="f33e69df4f224fa293afa77244bc7b78_2_1-choice_1-label" for="input_f33e69df4f224fa293afa77244bc7b78_2_1_choice_1" class="response-label field-label label-inline" aria-describedby="status_f33e69df4f224fa293afa77244bc7b78_2_1 description_f33e69df4f224fa293afa77244bc7b78_1_1"> Fusion criterion
</label>
</div>
<div class="field">
<input type="radio" name="input_f33e69df4f224fa293afa77244bc7b78_2_1" id="input_f33e69df4f224fa293afa77244bc7b78_2_1_choice_2" class="field-input input-radio" value="choice_2"/><label id="f33e69df4f224fa293afa77244bc7b78_2_1-choice_2-label" for="input_f33e69df4f224fa293afa77244bc7b78_2_1_choice_2" class="response-label field-label label-inline" aria-describedby="status_f33e69df4f224fa293afa77244bc7b78_2_1 description_f33e69df4f224fa293afa77244bc7b78_1_1"> Confinement criterion
</label>
</div>
<div class="field">
<input type="radio" name="input_f33e69df4f224fa293afa77244bc7b78_2_1" id="input_f33e69df4f224fa293afa77244bc7b78_2_1_choice_3" class="field-input input-radio" value="choice_3"/><label id="f33e69df4f224fa293afa77244bc7b78_2_1-choice_3-label" for="input_f33e69df4f224fa293afa77244bc7b78_2_1_choice_3" class="response-label field-label label-inline" aria-describedby="status_f33e69df4f224fa293afa77244bc7b78_2_1 description_f33e69df4f224fa293afa77244bc7b78_1_1"> Magnetic criterion
</label>
</div>
<span id="answer_f33e69df4f224fa293afa77244bc7b78_2_1"/>
</fieldset>
<div class="indicator-container">
<span class="status unanswered" id="status_f33e69df4f224fa293afa77244bc7b78_2_1" data-tooltip="Not yet answered.">
<span class="sr">unanswered</span><span class="status-icon" aria-hidden="true"/>
</span>
</div>
</div></div>
</div>
<div class="action">
<input type="hidden" name="problem_id" value="Assessment 1" />
<div class="submit-attempt-container">
<button type="button" class="submit btn-brand" data-submitting="Submitting" data-value="Submit" data-should-enable-submit-button="True" aria-describedby="submission_feedback_f33e69df4f224fa293afa77244bc7b78" >
<span class="submit-label">Submit</span>
</button>
<div class="submission-feedback" id="submission_feedback_f33e69df4f224fa293afa77244bc7b78">
<span class="sr">Some problems have options such as save, reset, hints, or show answer. These options follow the Submit button.</span>
</div>
</div>
<div class="problem-action-buttons-wrapper">
</div>
</div>
<div class="notification warning notification-gentle-alert
is-hidden"
tabindex="-1">
<span class="icon fa fa-exclamation-circle" aria-hidden="true"></span>
<span class="notification-message" aria-describedby="f33e69df4f224fa293afa77244bc7b78-problem-title">
</span>
<div class="notification-btn-wrapper">
<button type="button" class="btn btn-default btn-small notification-btn review-btn sr">Review</button>
</div>
</div>
<div class="notification warning notification-save
is-hidden"
tabindex="-1">
<span class="icon fa fa-save" aria-hidden="true"></span>
<span class="notification-message" aria-describedby="f33e69df4f224fa293afa77244bc7b78-problem-title">None
</span>
<div class="notification-btn-wrapper">
<button type="button" class="btn btn-default btn-small notification-btn review-btn sr">Review</button>
</div>
</div>
<div class="notification general notification-show-answer
is-hidden"
tabindex="-1">
<span class="icon fa fa-info-circle" aria-hidden="true"></span>
<span class="notification-message" aria-describedby="f33e69df4f224fa293afa77244bc7b78-problem-title">Answers are displayed within the problem
</span>
<div class="notification-btn-wrapper">
<button type="button" class="btn btn-default btn-small notification-btn review-btn sr">Review</button>
</div>
</div>
</div>
"
data-graded="True">
<p class="loading-spinner">
<i class="fa fa-spinner fa-pulse fa-2x fa-fw"></i>
<span class="sr">Loading…</span>
</p>
</div>
</div>
</div>
<div class="vert vert-1" data-id="block-v1:MITx+22.011x+3T2018+type@problem+block@045ab574e38e4358b3c4cf12afad66ed">
<div class="xblock xblock-public_view xblock-public_view-problem xmodule_display xmodule_ProblemBlock" data-block-type="problem" data-graded="True" data-init="XBlockToXModuleShim" data-runtime-version="1" data-has-score="True" data-usage-id="block-v1:MITx+22.011x+3T2018+type@problem+block@045ab574e38e4358b3c4cf12afad66ed" data-course-id="course-v1:MITx+22.011x+3T2018" data-request-token="66092727076311f095e70e84ffb47eb3" data-runtime-class="LmsRuntime">
<script type="json/xblock-args" class="xblock-json-init-args">
{"xmodule-type": "Problem"}
</script>
<div id="problem_045ab574e38e4358b3c4cf12afad66ed" class="problems-wrapper" role="group"
aria-labelledby="045ab574e38e4358b3c4cf12afad66ed-problem-title"
data-problem-id="block-v1:MITx+22.011x+3T2018+type@problem+block@045ab574e38e4358b3c4cf12afad66ed" data-url="/courses/course-v1:MITx+22.011x+3T2018/xblock/block-v1:MITx+22.011x+3T2018+type@problem+block@045ab574e38e4358b3c4cf12afad66ed/handler/xmodule_handler"
data-problem-score="0"
data-problem-total-possible="1"
data-attempts-used="0"
data-content="
<h3 class="hd hd-3 problem-header" id="045ab574e38e4358b3c4cf12afad66ed-problem-title" aria-describedby="block-v1:MITx+22.011x+3T2018+type@problem+block@045ab574e38e4358b3c4cf12afad66ed-problem-progress" tabindex="-1">
Assessment 2
</h3>
<div class="problem-progress" id="block-v1:MITx+22.011x+3T2018+type@problem+block@045ab574e38e4358b3c4cf12afad66ed-problem-progress"></div>
<div class="problem">
<div>
<div class="wrapper-problem-response" tabindex="-1" aria-label="Question 1" role="group"><div class="choicegroup capa_inputtype" id="inputtype_045ab574e38e4358b3c4cf12afad66ed_2_1">
<fieldset aria-describedby="status_045ab574e38e4358b3c4cf12afad66ed_2_1 description_045ab574e38e4358b3c4cf12afad66ed_1_1">
<legend id="045ab574e38e4358b3c4cf12afad66ed_2_1-legend" class="response-fieldset-legend field-group-hd">Select a correct approximate set of Lawson criterion values from the choices below.</legend>
<p class="question-description" id="description_045ab574e38e4358b3c4cf12afad66ed_1_1">Select only one option </p>
<div class="field">
<input type="radio" name="input_045ab574e38e4358b3c4cf12afad66ed_2_1" id="input_045ab574e38e4358b3c4cf12afad66ed_2_1_choice_0" class="field-input input-radio" value="choice_0"/><label id="045ab574e38e4358b3c4cf12afad66ed_2_1-choice_0-label" for="input_045ab574e38e4358b3c4cf12afad66ed_2_1_choice_0" class="response-label field-label label-inline" aria-describedby="status_045ab574e38e4358b3c4cf12afad66ed_2_1 description_045ab574e38e4358b3c4cf12afad66ed_1_1"> n = \(10^{20}m^{-3}\), \(T = 15 keV\), \(\tau_E\) = 10 msec (or 0.01 sec)
</label>
</div>
<div class="field">
<input type="radio" name="input_045ab574e38e4358b3c4cf12afad66ed_2_1" id="input_045ab574e38e4358b3c4cf12afad66ed_2_1_choice_1" class="field-input input-radio" value="choice_1"/><label id="045ab574e38e4358b3c4cf12afad66ed_2_1-choice_1-label" for="input_045ab574e38e4358b3c4cf12afad66ed_2_1_choice_1" class="response-label field-label label-inline" aria-describedby="status_045ab574e38e4358b3c4cf12afad66ed_2_1 description_045ab574e38e4358b3c4cf12afad66ed_1_1"> n = \(10^{20}m^{-3}\), \(T = 15 keV\), \(\tau_E\) = 1 sec
</label>
</div>
<div class="field">
<input type="radio" name="input_045ab574e38e4358b3c4cf12afad66ed_2_1" id="input_045ab574e38e4358b3c4cf12afad66ed_2_1_choice_2" class="field-input input-radio" value="choice_2"/><label id="045ab574e38e4358b3c4cf12afad66ed_2_1-choice_2-label" for="input_045ab574e38e4358b3c4cf12afad66ed_2_1_choice_2" class="response-label field-label label-inline" aria-describedby="status_045ab574e38e4358b3c4cf12afad66ed_2_1 description_045ab574e38e4358b3c4cf12afad66ed_1_1"> n = \(10^{18}m^{-3}\), \(T = 5 keV\), \(\tau_E\) = 1 sec
</label>
</div>
<div class="field">
<input type="radio" name="input_045ab574e38e4358b3c4cf12afad66ed_2_1" id="input_045ab574e38e4358b3c4cf12afad66ed_2_1_choice_3" class="field-input input-radio" value="choice_3"/><label id="045ab574e38e4358b3c4cf12afad66ed_2_1-choice_3-label" for="input_045ab574e38e4358b3c4cf12afad66ed_2_1_choice_3" class="response-label field-label label-inline" aria-describedby="status_045ab574e38e4358b3c4cf12afad66ed_2_1 description_045ab574e38e4358b3c4cf12afad66ed_1_1"> n = \(10^{20}m^{-3}\), \(T = 1 eV\), \(\tau_E\) = 10 sec
</label>
</div>
<span id="answer_045ab574e38e4358b3c4cf12afad66ed_2_1"/>
</fieldset>
<div class="indicator-container">
<span class="status unanswered" id="status_045ab574e38e4358b3c4cf12afad66ed_2_1" data-tooltip="Not yet answered.">
<span class="sr">unanswered</span><span class="status-icon" aria-hidden="true"/>
</span>
</div>
</div></div>
</div>
<div class="action">
<input type="hidden" name="problem_id" value="Assessment 2" />
<div class="submit-attempt-container">
<button type="button" class="submit btn-brand" data-submitting="Submitting" data-value="Submit" data-should-enable-submit-button="True" aria-describedby="submission_feedback_045ab574e38e4358b3c4cf12afad66ed" >
<span class="submit-label">Submit</span>
</button>
<div class="submission-feedback" id="submission_feedback_045ab574e38e4358b3c4cf12afad66ed">
<span class="sr">Some problems have options such as save, reset, hints, or show answer. These options follow the Submit button.</span>
</div>
</div>
<div class="problem-action-buttons-wrapper">
</div>
</div>
<div class="notification warning notification-gentle-alert
is-hidden"
tabindex="-1">
<span class="icon fa fa-exclamation-circle" aria-hidden="true"></span>
<span class="notification-message" aria-describedby="045ab574e38e4358b3c4cf12afad66ed-problem-title">
</span>
<div class="notification-btn-wrapper">
<button type="button" class="btn btn-default btn-small notification-btn review-btn sr">Review</button>
</div>
</div>
<div class="notification warning notification-save
is-hidden"
tabindex="-1">
<span class="icon fa fa-save" aria-hidden="true"></span>
<span class="notification-message" aria-describedby="045ab574e38e4358b3c4cf12afad66ed-problem-title">None
</span>
<div class="notification-btn-wrapper">
<button type="button" class="btn btn-default btn-small notification-btn review-btn sr">Review</button>
</div>
</div>
<div class="notification general notification-show-answer
is-hidden"
tabindex="-1">
<span class="icon fa fa-info-circle" aria-hidden="true"></span>
<span class="notification-message" aria-describedby="045ab574e38e4358b3c4cf12afad66ed-problem-title">Answers are displayed within the problem
</span>
<div class="notification-btn-wrapper">
<button type="button" class="btn btn-default btn-small notification-btn review-btn sr">Review</button>
</div>
</div>
</div>
"
data-graded="True">
<p class="loading-spinner">
<i class="fa fa-spinner fa-pulse fa-2x fa-fw"></i>
<span class="sr">Loading…</span>
</p>
</div>
</div>
</div>
</div>
</div>
© All Rights Reserved