A $1\mathrm{.}31-$kg object is suspended from a vertical spring whose spring constant is $128\frac{N}{m}.($a$)$ Find the amount $($in meters, m $)$ by which the spring is stretched from its unstrained length. $($b$)$ The object is pulled straight down by an additional distance of $0\mathrm{.}194$ m and released from rest. Find the speed with which the object passes through its original position on the way up$.$

$($a$)$ Number

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$($b$)$ Number

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