
3. 자성체 및 자기회로 - 감자력~강자성체의 자화
Quiz
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Other
•
University
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Practice Problem
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Hard
준혁 김
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7 questions
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1.
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1 min • 1 pt
평등 자계 내에 자성체를 놓았을 때, 자성체 내부에서 외부 자계의 방향과 반대로 유기되어 외부의 자계를 감소시키는 역할을 하는 것은 무엇인가?
2.
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1 min • 1 pt
자성체가 환상 철심의 형태로 구성되어 있을 때 이 자성체의 감자율은 얼마인가?
3.
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1 min • 1 pt
외부 자계를 어느 한계값 이상으로 증가시키면 자화의 세기는 더 이상 증가하지 않고 일정한 값으로 포화된다. 이를 무슨 현상이라고 하는가?
4.
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1 min • 1 pt
그림에서 bo와 eo를 무엇이라고 부르는가?
5.
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1 min • 1 pt
그림에서 co와 fo를 무엇이라 부르는가?
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
강자성체를 자화시키기 위해 필요한 에너지(=단위 체적당 축적된 에너지 밀도)를 나타내는 식이 아닌것은?
7.
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1 min • 1 pt
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