Nuclear Energy: Science, Systems and Society

<div class="xblock xblock-public_view xblock-public_view-vertical" data-runtime-class="LmsRuntime" data-usage-id="block-v1:MITx+22.011x+3T2018+type@vertical+block@b75af458b73c46af821edad350088248" data-init="VerticalStudentView" data-runtime-version="1" data-block-type="vertical" data-has-score="False" data-request-token="b865d0925cb211f0ac30128e98c50b41" data-graded="True" data-course-id="course-v1:MITx+22.011x+3T2018"> <h2 class="hd hd-2 unit-title">2.1.3. Required Assessment</h2> <div class="vert-mod"> <div class="vert vert-0" data-id="block-v1:MITx+22.011x+3T2018+type@problem+block@e29083eac9684ca98fdc26f25acd2da0"> <div class="xblock xblock-public_view xblock-public_view-problem xmodule_display xmodule_ProblemBlock" data-runtime-class="LmsRuntime" data-usage-id="block-v1:MITx+22.011x+3T2018+type@problem+block@e29083eac9684ca98fdc26f25acd2da0" data-init="XBlockToXModuleShim" data-runtime-version="1" data-block-type="problem" data-has-score="True" data-request-token="b865d0925cb211f0ac30128e98c50b41" data-graded="True" data-course-id="course-v1:MITx+22.011x+3T2018"> <script type="json/xblock-args" class="xblock-json-init-args"> {"xmodule-type": "Problem"} </script> <div id="problem_e29083eac9684ca98fdc26f25acd2da0" class="problems-wrapper" role="group" aria-labelledby="e29083eac9684ca98fdc26f25acd2da0-problem-title" data-problem-id="block-v1:MITx+22.011x+3T2018+type@problem+block@e29083eac9684ca98fdc26f25acd2da0" data-url="/courses/course-v1:MITx+22.011x+3T2018/xblock/block-v1:MITx+22.011x+3T2018+type@problem+block@e29083eac9684ca98fdc26f25acd2da0/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="e29083eac9684ca98fdc26f25acd2da0-problem-title" aria-describedby="block-v1:MITx+22.011x+3T2018+type@problem+block@e29083eac9684ca98fdc26f25acd2da0-problem-progress" tabindex="-1"> Assessment 1 </h3> <div class="problem-progress" id="block-v1:MITx+22.011x+3T2018+type@problem+block@e29083eac9684ca98fdc26f25acd2da0-problem-progress"></div> <div class="problem"> <div> <div class="wrapper-problem-response" tabindex="-1" aria-label="Question 1" role="group"><div id="formulaequationinput_e29083eac9684ca98fdc26f25acd2da0_2_1" class="inputtype formulaequationinput"> <div class="unanswered"> <label class="problem-group-label" for="input_e29083eac9684ca98fdc26f25acd2da0_2_1" id="label_e29083eac9684ca98fdc26f25acd2da0_2_1">If the thermal efficiency of a nuclear power plant is 33% and it generates \(1000 MW\) of electric power, what is the thermal power rating of the core? (Round your answer to the closest \(100 MW\))</label> <input type="text" name="input_e29083eac9684ca98fdc26f25acd2da0_2_1" id="input_e29083eac9684ca98fdc26f25acd2da0_2_1" data-input-id="e29083eac9684ca98fdc26f25acd2da0_2_1" value="" aria-describedby="status_e29083eac9684ca98fdc26f25acd2da0_2_1" size="20"/> <span class="trailing_text" id="trailing_text_e29083eac9684ca98fdc26f25acd2da0_2_1"/> <span class="status unanswered" id="status_e29083eac9684ca98fdc26f25acd2da0_2_1" data-tooltip="Not yet answered."> <span class="sr">unanswered</span><span class="status-icon" aria-hidden="true"/> </span> <p id="answer_e29083eac9684ca98fdc26f25acd2da0_2_1" class="answer"/> <div id="input_e29083eac9684ca98fdc26f25acd2da0_2_1_preview" class="equation"> \(\) <img src="/static/images/spinner.bc34f953403f.gif" class="loading" alt="Loading"/> </div> </div> <div class="script_placeholder" data-src="/static/js/capa/src/formula_equation_preview.b1967ab28c31.js"/> </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_e29083eac9684ca98fdc26f25acd2da0" > <span class="submit-label">Submit</span> </button> <div class="submission-feedback" id="submission_feedback_e29083eac9684ca98fdc26f25acd2da0"> <span class="sr">Some problems have options such as save, reset, hints, or show answer. 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(Round your answer to the closest \(100 MW\))</label> <input type="text" name="input_b71e3b85e6a04a4181946242bc42dfbb_2_1" id="input_b71e3b85e6a04a4181946242bc42dfbb_2_1" data-input-id="b71e3b85e6a04a4181946242bc42dfbb_2_1" value="" aria-describedby="status_b71e3b85e6a04a4181946242bc42dfbb_2_1" size="20"/> <span class="trailing_text" id="trailing_text_b71e3b85e6a04a4181946242bc42dfbb_2_1"/> <span class="status unanswered" id="status_b71e3b85e6a04a4181946242bc42dfbb_2_1" data-tooltip="Not yet answered."> <span class="sr">unanswered</span><span class="status-icon" aria-hidden="true"/> </span> <p id="answer_b71e3b85e6a04a4181946242bc42dfbb_2_1" class="answer"/> <div id="input_b71e3b85e6a04a4181946242bc42dfbb_2_1_preview" class="equation"> \(\) <img src="/static/images/spinner.bc34f953403f.gif" class="loading" alt="Loading"/> </div> </div> <div class="script_placeholder" data-src="/static/js/capa/src/formula_equation_preview.b1967ab28c31.js"/> </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_b71e3b85e6a04a4181946242bc42dfbb" > <span class="submit-label">Submit</span> </button> <div class="submission-feedback" id="submission_feedback_b71e3b85e6a04a4181946242bc42dfbb"> <span class="sr">Some problems have options such as save, reset, hints, or show answer. 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data-block-type="problem" data-has-score="True" data-request-token="b865d0925cb211f0ac30128e98c50b41" data-graded="True" data-course-id="course-v1:MITx+22.011x+3T2018"> <script type="json/xblock-args" class="xblock-json-init-args"> {"xmodule-type": "Problem"} </script> <div id="problem_4f0173e10dde4b2290f9c97b4cd96fc5" class="problems-wrapper" role="group" aria-labelledby="4f0173e10dde4b2290f9c97b4cd96fc5-problem-title" data-problem-id="block-v1:MITx+22.011x+3T2018+type@problem+block@4f0173e10dde4b2290f9c97b4cd96fc5" data-url="/courses/course-v1:MITx+22.011x+3T2018/xblock/block-v1:MITx+22.011x+3T2018+type@problem+block@4f0173e10dde4b2290f9c97b4cd96fc5/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="4f0173e10dde4b2290f9c97b4cd96fc5-problem-title" aria-describedby="block-v1:MITx+22.011x+3T2018+type@problem+block@4f0173e10dde4b2290f9c97b4cd96fc5-problem-progress" tabindex="-1"> Multiple Choice </h3> <div class="problem-progress" id="block-v1:MITx+22.011x+3T2018+type@problem+block@4f0173e10dde4b2290f9c97b4cd96fc5-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_4f0173e10dde4b2290f9c97b4cd96fc5_2_1"> <fieldset aria-describedby="status_4f0173e10dde4b2290f9c97b4cd96fc5_2_1 description_4f0173e10dde4b2290f9c97b4cd96fc5_1_1"> <legend id="4f0173e10dde4b2290f9c97b4cd96fc5_2_1-legend" class="response-fieldset-legend field-group-hd">What are the downsides associated with heat rejection in nuclear power plants?</legend> <p class="question-description" id="description_4f0173e10dde4b2290f9c97b4cd96fc5_1_1">Select only one option </p> <div class="field"> <input type="radio" name="input_4f0173e10dde4b2290f9c97b4cd96fc5_2_1" id="input_4f0173e10dde4b2290f9c97b4cd96fc5_2_1_choice_0" class="field-input input-radio" value="choice_0"/><label id="4f0173e10dde4b2290f9c97b4cd96fc5_2_1-choice_0-label" for="input_4f0173e10dde4b2290f9c97b4cd96fc5_2_1_choice_0" class="response-label field-label label-inline" aria-describedby="status_4f0173e10dde4b2290f9c97b4cd96fc5_2_1 description_4f0173e10dde4b2290f9c97b4cd96fc5_1_1"> Reduction in electric output for a given thermal power rating of the core </label> </div> <div class="field"> <input type="radio" name="input_4f0173e10dde4b2290f9c97b4cd96fc5_2_1" id="input_4f0173e10dde4b2290f9c97b4cd96fc5_2_1_choice_1" class="field-input input-radio" value="choice_1"/><label id="4f0173e10dde4b2290f9c97b4cd96fc5_2_1-choice_1-label" for="input_4f0173e10dde4b2290f9c97b4cd96fc5_2_1_choice_1" class="response-label field-label label-inline" aria-describedby="status_4f0173e10dde4b2290f9c97b4cd96fc5_2_1 description_4f0173e10dde4b2290f9c97b4cd96fc5_1_1"> Thermal pollution (i.e. increase of local ambient temperature) </label> </div> <div class="field"> <input type="radio" name="input_4f0173e10dde4b2290f9c97b4cd96fc5_2_1" id="input_4f0173e10dde4b2290f9c97b4cd96fc5_2_1_choice_2" class="field-input input-radio" value="choice_2"/><label id="4f0173e10dde4b2290f9c97b4cd96fc5_2_1-choice_2-label" for="input_4f0173e10dde4b2290f9c97b4cd96fc5_2_1_choice_2" class="response-label field-label label-inline" aria-describedby="status_4f0173e10dde4b2290f9c97b4cd96fc5_2_1 description_4f0173e10dde4b2290f9c97b4cd96fc5_1_1"> Additional cost associated with the heat rejection equipment (e.g. the condenser) </label> </div> <div class="field"> <input type="radio" name="input_4f0173e10dde4b2290f9c97b4cd96fc5_2_1" id="input_4f0173e10dde4b2290f9c97b4cd96fc5_2_1_choice_3" class="field-input input-radio" value="choice_3"/><label id="4f0173e10dde4b2290f9c97b4cd96fc5_2_1-choice_3-label" for="input_4f0173e10dde4b2290f9c97b4cd96fc5_2_1_choice_3" class="response-label field-label label-inline" aria-describedby="status_4f0173e10dde4b2290f9c97b4cd96fc5_2_1 description_4f0173e10dde4b2290f9c97b4cd96fc5_1_1"> All of the above </label> </div> <span id="answer_4f0173e10dde4b2290f9c97b4cd96fc5_2_1"/> </fieldset> <div class="indicator-container"> <span class="status unanswered" id="status_4f0173e10dde4b2290f9c97b4cd96fc5_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="Multiple Choice" /> <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_4f0173e10dde4b2290f9c97b4cd96fc5" > <span class="submit-label">Submit</span> </button> <div class="submission-feedback" id="submission_feedback_4f0173e10dde4b2290f9c97b4cd96fc5"> <span class="sr">Some problems have options such as save, reset, hints, or show answer. 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