
10. 콘덴서에 축적된 에너지
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Other
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University
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Practice Problem
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Hard
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5 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
콘덴서에 축적된 에너지를 나타내는 식이 아닌 것은?
2.
FILL IN THE BLANK QUESTION
1 min • 1 pt
미소 전하 dQ[C]이 계속 이동하여 전체 전하량 Q[C]이 되었다고 볼 수 있으며, 이처럼 전하를 축적하기 위해서는 에너지가 필요한데, 이 에너지를 무엇 이라고 하는가?
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
3[μF]의 콘덴서에 6[mC]의 전하를 저장할 때, 정전 에너지는 몇 [J]인가?
4.
FILL IN THE BLANK QUESTION
1 min • 1 pt
정전용량 1[μF], 2[μF]의 콘덴서에 각각 2[mC], 4[mC]의 전하를 주고 극성을 같게 하여 병렬로 접속할 때, 콘덴서에 축적된 에너지는 몇 [J]인가?
5.
FILL IN THE BLANK QUESTION
1 min • 1 pt
대전된 구도체 a를 반지름이 3배 되는 대전되지 않은 구도체 b에 가는 도선으로 연결할 때 에너지 손실비는 얼마인가?(단, 두 도체는 충분히 떨어져 있다)
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