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<h2 class="hd hd-2 unit-title">3.3.1. Video Lecture</h2>
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<h2 class="hd hd-2 unit-title">3.3.1. Notes & Additional Material</h2>
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<p><strong>Use the following links to download this lecture's notes:</strong></p>
<p><a href="/assets/courseware/v1/04be28c1b10e17f1facb1375a8c379e0/asset-v1:MITx+22.011x+3T2018+type@asset+block/Unit_3.3.1_required_pdf_lecture_notes_v2.pdf" target="[object Object]">Lecture 3.3.1. [Tokamak Parameters and Performance Metrics] - Required Lecture Notes</a></p>
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<h2 class="hd hd-2 unit-title">3.3.1. Required Assessment</h2>
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Assessment 1
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<legend id="2f5c9be81eb641d7ab46f80de6f66a5e_2_1-legend" class="response-fieldset-legend field-group-hd">When describing a tokamak, the variable \(B\) refers to what?</legend>
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<legend id="5a4fcd7ce25e426bb9d3c844ee643107_2_1-legend" class="response-fieldset-legend field-group-hd">When describing a tokamak, the variable I (capitol i) refers to what?</legend>
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<input type="radio" name="input_5a4fcd7ce25e426bb9d3c844ee643107_2_1" id="input_5a4fcd7ce25e426bb9d3c844ee643107_2_1_choice_2" class="field-input input-radio" value="choice_2"/><label id="5a4fcd7ce25e426bb9d3c844ee643107_2_1-choice_2-label" for="input_5a4fcd7ce25e426bb9d3c844ee643107_2_1_choice_2" class="response-label field-label label-inline" aria-describedby="status_5a4fcd7ce25e426bb9d3c844ee643107_2_1 description_5a4fcd7ce25e426bb9d3c844ee643107_1_1"> the ratio of plasma pressure to magnetic pressure
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<input type="radio" name="input_5a4fcd7ce25e426bb9d3c844ee643107_2_1" id="input_5a4fcd7ce25e426bb9d3c844ee643107_2_1_choice_3" class="field-input input-radio" value="choice_3"/><label id="5a4fcd7ce25e426bb9d3c844ee643107_2_1-choice_3-label" for="input_5a4fcd7ce25e426bb9d3c844ee643107_2_1_choice_3" class="response-label field-label label-inline" aria-describedby="status_5a4fcd7ce25e426bb9d3c844ee643107_2_1 description_5a4fcd7ce25e426bb9d3c844ee643107_1_1"> the energy confinement time
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Assessment 3
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<legend id="6081561a35964db8a801a7552ef8470a_2_1-legend" class="response-fieldset-legend field-group-hd">The TFTR tokamak at the Princeton Plasma Physics Laboratory in the USA operated in the 1990s at the same time as JET operated in the U.K.</legend>
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<input type="checkbox" name="input_6081561a35964db8a801a7552ef8470a_2_1[]" id="input_6081561a35964db8a801a7552ef8470a_2_1_choice_1" class="field-input input-checkbox" value="choice_1"/><label id="6081561a35964db8a801a7552ef8470a_2_1-choice_1-label" for="input_6081561a35964db8a801a7552ef8470a_2_1_choice_1" class="response-label field-label label-inline" aria-describedby="status_6081561a35964db8a801a7552ef8470a_2_1 description_6081561a35964db8a801a7552ef8470a_1_1"> TFTR D-T plasmas produced a record &#8776;10MW of fusion power, while JET D-T plasmas produced a record &#8776;16MW
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<input type="checkbox" name="input_6081561a35964db8a801a7552ef8470a_2_1[]" id="input_6081561a35964db8a801a7552ef8470a_2_1_choice_2" class="field-input input-checkbox" value="choice_2"/><label id="6081561a35964db8a801a7552ef8470a_2_1-choice_2-label" for="input_6081561a35964db8a801a7552ef8470a_2_1_choice_2" class="response-label field-label label-inline" aria-describedby="status_6081561a35964db8a801a7552ef8470a_2_1 description_6081561a35964db8a801a7552ef8470a_1_1"> Neither JET nor TFTR achieved Q = 1, breakeven
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