The current amplitude I versus driving angular frequency ${}_d$ for a driven RLC circuit is given in the figure, where the vertical axis scale is set by $I_5=4\mathrm{.}11A.$ The inductance is $228H,$ and the emf amplitude is $10$ V $.$ What are $($a$)$C and $($b$)$ R $?$

${}_d(1$lumeraa$/$s$)$

$($a$)$ Number

Units $$

$($b$)$ Number $$ Units $$