L-C 직렬 회로에서 직류전압 \(E\)를 \(t=0\)에서 인가할 때 흐르는 전류는?
- 1\(\dfrac{E}{\sqrt{L/C}}\cos\dfrac{1}{\sqrt{LC}}\,t\)
- 2\(\dfrac{E}{\sqrt{L/C}}\sin\dfrac{1}{\sqrt{LC}}\,t\)
- 3\(\dfrac{E}{\sqrt{C/L}}\cos\dfrac{1}{\sqrt{LC}}\,t\)
- 4\(\dfrac{E}{\sqrt{C/L}}\sin\dfrac{1}{\sqrt{LC}}\,t\)
꿈라CBT