A R-L circuit consists of one resistance 7.3 Ohm and one unknown Inductance. A voltage v=11...
A R-L circuit consists of one resistance 7.3 Ohm and one unknown Inductance. A voltage v=11 sin(319 t) is applied to this circuit and measured current is 9.19 A. Find out the unknown Inductance in mH unit.
Homework Answers
from ohms law
v = i*Z
Z = sqrt(R^2+W^L^2)
V^2 = I^2(R^2+W^2L^2)
R^2+W^2L^2 = 121/9.19^2 = 1.43
W^2L^2 = 51.86
L^2 = 5.096*10^-4
L = 22.57 mH
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