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Alternating Current — Physics STD 12 Science — Question

Rajasthan BoardEnglish MediumSTD 12 SciencePhysicsAlternating Current1 Mark
Question
In the given circuit what is the potential drop across resistance?
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Answer

  1. 120 V
Explanation:
At resonance the voltage across L and C are same but opposite.
So, at resonance $\mid\text{V}_\text{L}\mid=\mid\text{V}_\text{C}\mid$
$\therefore\text{V}_\text{R}=\text{V}_\text{app}=120\text{V}$

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