实验RLC电路的稳态特性to学生.pdf

21 RLC [] 1 2RLC Page of 21 RLC [ ] [ ] () 1 2 3 4 5 6 [ ] 1 j ωC C ( ) ⎛ 1 ⎞ U U =+U I R =+ R C ⎜ ⎟ j C ⎝ ω ⎠ U U C U R C Z ω 2πf I U U R C ∆φ 2 2 Z R =+ 1 ωC ( ) I UωC 1=+(RωC )2 UR IR UωRC 1+(RωC )2 Page of 21 RLC 2 U I ωC U 1+(ωRC)