If VR is 10 V and VL is 10 V in a series RL circuit, the source voltage equals .
A)14.1 V
B)20 V
C)10 V
D)28.3 V

Name: If VR is 10 V and VL is 10 V in a series RL circuit, the source voltage equals . A)14.1 V B)20 V C)10 V D)28.3 V
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Quizplus · Accepted Answer

In a series RL circuit, the source voltage is the vector sum of VR and VL. Using the Pythagorean theorem, the source voltage is √(VR^2 + VL^2) = √(10^2 + 10^2) = √200 = 14.1 V.

If VR Is 10 V and VL Is 10 V