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The potential difference across a 2-H inductor as a function of time is shown in Fig. At time t = 0, current is zero. Current at t = 1 s isA. `1 A`B. `2 A`C. `4 A`D. `8 A` |
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Answer» Correct Answer - B From explantion on privious page `L(i_(f)-i_(i))`= are under `V_(L)-t` graph `2(i_(f)-0) = 1/2 xx 1 xx 8 = 4` `i_9f=2A`. |
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