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2-3b 求传递函数

2-3b 求传递函数. k 1. x i. A. f. x. B. k 2. x o. ( b ). 2-3a 求传递函数 （参考答案）. 2-4a （参考答案）. 2-5a 求微分方程. R 1. i 1. i. i 2. C. u r. R 2. u c. 2-8. 若某系统的单位阶跃响应为 c(t)=1- e -2 t + e - t , 试求 , 传递函数和脉冲响应。. 解：. 2 -9a. R 2. C. R 3. ↑i. u r. R 1. -. u c.

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2-3b 求传递函数

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  1. 2-3b 求传递函数 k1 xi A f x B k2 xo (b) 2-3a 求传递函数（参考答案） 2-4a（参考答案）

  2. 2-5a 求微分方程 R1 i1 i i2 C ur R2 uc

  3. 2-8 若某系统的单位阶跃响应为c(t)=1-e-2t+e-t, 试求, 传递函数和脉冲响应。 解：

  4. 2-9a R2 C R3 ↑i ur R1 - uc + + (a) 试用复阻抗法求传递函数。 2-10c

  5. 2-11a

  6. 2-11c R C - - 2 (c) 1 2

  7. 2-12a

  8. 2-12b 解法1

  9. 解法2

  10. - - 解法3

  11. 2-13a

  12. 2-14a（参考答案） 2-14a、b 2-14b（参考答案）

  13. 2-14c

  14. 2-14d Δ=1-af-bg-ch-ehgf+afch P1=abcd, Δ1=1; P2=ed, Δ2=1-bg;

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