2 electrical circuit problems. not that tough

question 1 :

The Circuit is under sinusoid steady state. Find Vc the voltage across the capacitor expressed as a vector.

L= 100mH , R1= 500 ohm , R2= 1000 ohm , C 160 nF , Io= 4e^(j0) mA , w= 5000

question 2: everything is in the picture

2 electrical circuit problems. not that tough

question 1 :

The Circuit is under sinusoid steady state. Find Vc the voltage across the capacitor expressed as a vector.

L= 100mH , R1= 500 ohm , R2= 1000 ohm , C 160 nF , Io= 4e^(j0) mA , w= 5000

question 2: everything is in the picture