Question
Download Solution PDFखालीलपैकी कोणता लोहचुंबकीय पदार्थ आहे?
Answer (Detailed Solution Below)
Detailed Solution
Download Solution PDFलोहचुंबकीय पदार्थ: ज्या पदार्थांना बाह्य चुंबकीय क्षेत्रामध्ये लागू केलेल्या क्षेत्राच्या त्याच दिशेने ठेवल्यास ते जास्त प्रमाणात चुंबकीय गुणधर्म दर्शवतात त्यांना लोहचुंबकीय पदार्थ म्हणतात.
उदाहरण: लोह, निकेल, कोबाल्ट
गुणधर्म:
- हे चुंबकीय द्विध्रुवांच्या समांतर संरेखनाद्वारे वैशिष्ट्यीकृत आहेत
- हे पदार्थ चुंबकाद्वारे जास्त आकर्षित होतात
- हे लागू केलेल्या चुंबकीय क्षेत्राच्या दिशेने मजबूत चुंबकीकरण विकसित करते
- चुंबकीय क्षेत्र काढून टाकल्याने, ते त्याचे चुंबकीकरण गुणधर्म गमावत नाही
- चुंबकीय संवेदनशीलता 1 पेक्षा जास्त असते
- सापेक्ष पारगम्यता 1 पेक्षा जास्त असते
- मोकळ्या जागेच्या तुलनेत चुंबकीय पारगम्यता खूप जास्त असते
|
साहित्य |
चुंबकीय संवेदनशीलता (Xm) |
सापेक्ष पारगम्यता (Km = 1 + Xm) |
चुंबकीय पारगम्यता (μm = Kmμ0) |
|
विषम चुंबकीय |
-10-5 to -10-9 |
|
μm μ0 |
|
अणुचुंबकीय |
10-5 to 10-3 |
> 1 |
μm > μ0 |
|
लोहचुंबकीय |
≫ 1 |
≫ 1 |
μm ≫ μ0 |
Last updated on Jun 11, 2025
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