{"@context":"https://schema.org/","@type":"Quiz","dateCreated":"2026-05-04T15:43:17.116Z","dateModified":"2026-05-04T15:43:17.116Z","typicalAgeRange":"11-18","educationalLevel":"MHT CET","assesses":"Physics - band theory of solids","educationalAlignment":[{"@type":"AlignmentObject","alignmentType":"educationalTopic","targetName":"band theory of solids"},{"@type":"AlignmentObject","alignmentType":"educationalSubject","targetName":"Physics"},{"@type":"AlignmentObject","alignmentType":"educationalExam","targetName":"MHT CET"}],"name":"Quiz about band theory of solids","about":{"@type":"Thing","name":"Physics - band theory of solids"},"hasPart":[{"@type":"Question","eduQuestionType":"Multiple choice","learningResourceType":"Practice problem","educationalLevel":"intermediate","name":"Question About band theory of solids","text":"By increasing the temperature, the electrical conductivity of a conductor and a semiconductor,}","encodingFormat":"text/markdown","comment":{"@type":"Comment","text":"- Metals: $T \\uparrow \\Rightarrow \\sigma \\downarrow$\n- Semiconductors: $T \\uparrow \\Rightarrow \\sigma \\uparrow$"},"suggestedAnswer":[{"@type":"Answer","position":0,"encodingFormat":"text/markdown","text":"

increases for both

","comment":{"@type":"Comment","text":"\"\""}},{"@type":"Answer","position":1,"encodingFormat":"text/markdown","text":"

decreases for both

","comment":{"@type":"Comment","text":"\"\""}},{"@type":"Answer","position":2,"encodingFormat":"text/markdown","text":"

increases and decreases respectively

","comment":{"@type":"Comment","text":"\"\""}},{"@type":"Answer","position":3,"encodingFormat":"text/markdown","text":"

decreases and increases respectively\n\n

","comment":{"@type":"Comment","text":"\"\""}}],"acceptedAnswer":{"@type":"Answer","position":3,"encodingFormat":"text/markdown","text":"

decreases and increases respectively\n\n

","comment":{"@type":"Comment","text":"- Metals: $T \\uparrow \\Rightarrow \\sigma \\downarrow$\n- Semiconductors: $T \\uparrow \\Rightarrow \\sigma \\uparrow$"},"answerExplanation":{"@type":"comment","text":""}}}]}

By increasing the temperature, the electrical conductivity of a conductor and a semiconductor,

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The Correct Option is D

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