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The network shown in figure is a part of...

The network shown in figure is a part of a complex network. When the potential difference between points B and A` (V_B-V_A)` is `15V`, then the rate of change of current is

A

`10^4` A/S and increasing

B

`2×10^5` A/S and increasing

C

`5×10^2 A/S` and decreasing

D

`2×10^3 A/S` and decreasing

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The correct Answer is:
D
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