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Circuit Theorems in AC Analysis - Engineering

Q1:

Determine VTH when R1 is 180 and XL is 90 .

A 13563.4° V

B 13.563.4° V

C 12.20° V

D 1220° V

ANS:B - 13.563.4° V

Actually, l is inductance but xl is the impedance of that device. Impedance is simply resistance. Hence it is in ohms.