From the diagram above, if the potential difference across the resistor, capacitor and inductor are 80 v, 110 v, 40 v respectively, the effective potential difference is
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Correct Answer: Option D
Explanation:
V =
√ (v1 + v2)2 + VR2Â
V =
√ (40 + 110)2 + 802Â
V =
√ (-70)2 + 802Â
=
√ 4900 + 6400Â
=
√ 11300Â
= 106.3v
V =
√ (v1 + v2)2 + VR2Â
V =
√ (40 + 110)2 + 802Â
V =
√ (-70)2 + 802Â
=
√ 4900 + 6400Â
=
√ 11300Â
= 106.3v