- Convert the current from milliamperes to amperes:
\[
I = 2.0 \, \text{mA} = 2.0 \times 10^{-3} \, \text{A}
\]
- Convert the time from hours to seconds:
\[
t = 7.0 \, \text{h} = 7.0 \times 3600 \, \text{s} = 25200 \, \text{s}
\]
- Now calculate the
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