Given:

R = 10 W
L = 3.5 mH
Vt = 1.6 V
f = 890 Hz

Find:

XL, Zt, It, qt
VR, VL
IR, IL

XL = 20 W
Zt = 8.9 W
It = 178.8 mA
qt = -26.5°
VR = 1.6 V
VL = 1.6 V
IR = 160.0 mA
IL = 80.0 mA