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Questions  >>  CBSE XII  >>  Physics  >>  Alternating current
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An electrical drive draws 2 kw power from AC mains [ Voltage 223V(rms)=50,000v ]. The current differs (lags) in phase by ϕ(tanϕ=34) as compared to voltage . Find Imax another device has twice the value of R,Xc and XL. How are the answers affected ?

Imax=1.26AImax=0.126AImax=12.6AImax=126A

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