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Grade 12th passAIPMT

In this question we have current leading, so its a capacitive circuit. Now, are we supposed to stick with the Xl-Xc or we will change it to Xc-Xl?

Question image for In this question we have current leading, so its
Profile image of Ahmy
7 Years agoGrade 12th pass
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1 Answer

Profile image of Vikas TU
6 Years ago
Dear stuent 
You can note that in formula of Impedance of RLC circuit , 
The  X = sqrt (R^2 + (Xl – Xc )^2) 
So, it is whole square , you can take Xl – Xc when current leads and Xc – Xl when voltage lead.
Hope this clear 
Good Luck