 .  a) ω = 2 π f= 2 π· 50 = 100 π r a d l s   z_L = ω L = 100 π·20/π = 20 Ω  z_C = 1/ω c = 1/100 π·10^3/4 π = 40 Ω  z = √(R^2 + ( z_L - z_C )^2)  = √(30^2 + ( 20 - 40  )^2) =

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 .  a) ω = 2 π f= 2 π· 50 = 100 π r a d / s   z_L = ω L - 100 π·20/π = 20 Ω  z_C = 1/ω c = 1/10 π·10^3/4 π = 40 Ω  z = √(R^2 + ( z_L - z_C )^2)  = √(30^2 + ( 20 - 40  )^2) =

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