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Network Elements and the Concept of Circuit

  1. Switch S in position (a) for a long time and moves to be at t = 0. The value of VC and dVC / dt at t = 0+


    1. 12 V, – 8 V
    2. 12 V, 8 V
    3. 4 V, – 8 V
    4. 4 V, 8 V
Correct Option: A

or
IC
=
- 4

dVC
=
Ic
=
- 4
= - 8 V
C1 / 2dtC1 / 2



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