A voltage $v$ having the waveform given below is applied to the parallel combination of a linear time$-$invariant inductor having inductance $L=2mH$ and a linear time$-$varying resistor having resistance $R=2k$ for $R=1kit=3s6st=04s.$ Calculate the current $iin$ the given circuit $at$ instants $of$ time $t=3s$ and $6sif$ the inductor current $at$ time $t=0is$ zero$\mathrm{.}0s$ and $R=1k$ for $4s.$ Calculate the current $iin$ the given circuit $at$ instants $of$ time $t=3s$ and $6sif$ the inductor current $at$ time $t=0is$ zero.