$($Figure $1)$ shows a $4\mathrm{.}0-$cmcm$-$diameter loop with resistance $0\mathrm{.}10$ around a $2\mathrm{.}0-$cmcm$-$diameter solenoid. $$The solenoid is $10$ cmcm long, has $100$ turns, and carries the current shown in the graph $($Figure $2).$ A positive current is cw when seen from the left.

Figure

$1$ of $2$

Part A

Find the current in the loop at tt $=0\mathrm{.}5$ ss$.$

Express your answer with the appropriate units.

View Available Hint$($s$)$for Part A

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I$(0\mathrm{.}5)$I$(0\mathrm{.}5)=$