Consider the following RLC circuit, composed of a resistor R = 40 in series with a o capacitor C = 0.1F, o inductor L = 0.4H and o step voltage source v,(t) = V,u(t), with Vo = 1.6V. For t 0 Neper...

I need the last three answered. Resonant Frequency/ Poles of I(s) and Types of poles

Extracted text: Consider the following RLC circuit, composed of a resistor R = 40 in series with a o capacitor C = 0.1F, o inductor L = 0.4H and o step voltage source v,(t) = V,u(t), with Vo = 1.6V. For t <0-, the="" capacitor="" voltage="" (v.)="" is="" ov="" and="" the="" inductor="" current="" (i)="" is="" oa.="" r="" i="" r="" 1="" 4ω="" +="" c="" 42="" vs="" vu(t)="" :0.1="" f="" 1ms="" 0.1f="" 0.4="" h="" 4="" ell="" l="" 0.4h="" a)="" circuit="" diagram="" b)="" spice="" implementation="" figure="" 1:="" series="" rlc="" circuit.="" 1.="" complete="" the="" following="" table="" for="" the="" rlc="" parameterization="" presented="" in="" figure="" 1:="" case="" i:="" r="42," c="0.1F" laplace="" transform="" of="" the="" inductor="" current:="" i(s)="L{i(t)}" inductor="" current(time="" domain):="" i(t)="" note:="" t=""> 0 Neper Frequency (a) Resonant Frequency (wo) Poles of I(s) Type of Poles (Real, Complex or Purely Imaginary?)