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97 R1 R2 R3 R4
R1 C2
5 2 9 1

C1 C2 L1 L2
R2 R3 R4
2 1 2 -
U1(t) L1
U C1 U C2 I L1 I L2
C1 U2(t) U3(t) 6 2 3 -

U1(t) U2(t) U3(t)
-t
(1-e ) e -2t cos(2πt)

98 R3 C1 R4 R1 R2 R3 R4
2 2 2 -
C1 C2 L1 L2
U1(t)
2 4 4 -
C1 L1
U2(t)
U C2 I L1 I L2
U C1
R1
R2 U3(t) 8 2 3 -
U1(t) U2(t) U3(t)
-t -2t
(3-e ) e sin(4πt)

99 R1 R2 R3 R4
4 2 2 1

R1 R2 C2 C1 C2 L1 L2
4 1 2 -
U C2 I L1 I L2
U C1
U1(t) U2(t) L1 U3(t)
1 2 8 -
C1 R3
U1(t) U2(t) U3(t)
-t
(1-e ) 2-e -2t sin(5πt)

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