{"@context":"https://schema.org/","@type":"Quiz","dateCreated":"2025-04-25T08:54:55.500Z","dateModified":"2025-04-25T08:54:55.500Z","typicalAgeRange":"11-18","educationalLevel":"JEECUP","assesses":"Physics - Magnetic Materials","educationalAlignment":[{"@type":"AlignmentObject","alignmentType":"educationalTopic","targetName":"Magnetic Materials"},{"@type":"AlignmentObject","alignmentType":"educationalSubject","targetName":"Physics"},{"@type":"AlignmentObject","alignmentType":"educationalExam","targetName":"JEECUP"}],"name":"Quiz about Magnetic Materials","about":{"@type":"Thing","name":"Physics - Magnetic Materials"},"hasPart":[{"@type":"Question","eduQuestionType":"Multiple choice","learningResourceType":"Practice problem","educationalLevel":"intermediate","name":"Question About Magnetic Materials","text":"The material of permanent magnet has","encodingFormat":"text/markdown","comment":{"@type":"Comment","text":"Permanent magnets retain their magnetization due to high retentivity and high coercivity, making them useful in various applications."},"suggestedAnswer":[{"@type":"Answer","position":0,"encodingFormat":"text/markdown","text":"

Low retentivity, high coercivity

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

High retentivity, low coercivity

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

Low retentivity, low coercivity

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

High retentivity, high coercivity

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

High retentivity, high coercivity

","comment":{"@type":"Comment","text":"Permanent magnets retain their magnetization due to high retentivity and high coercivity, making them useful in various applications."},"answerExplanation":{"@type":"comment","text":"Permanent magnets have high retentivity and high coercivity, meaning they retain their magnetization even when the external magnetic field is removed and require a strong external field to demagnetize them."}}}]}

The material of permanent magnet has

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The Correct Option is D

Solution and Explanation

Questions Asked in JEECUP exam