| The charge on a capacitor plate in a circuit, as a function of time, is shown in the figure: |
 |
| What is the value of current at t = 4 s? |
A) zero
B) \[3\,\mu A\]
C) \[2\mu A\]
D) \[1.5\mu A\]
Correct Answer: A
Solution :
Current = slope of \[q-t\]graph = 0. [at\[t=4sec\]]
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