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Energy density in a dielectric 
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#1
Mar1609, 12:02 AM

P: 615

Just want to verify the energy density in a dielectric formula u = 1/2*K*epsilon*Ed^2
Ed is the electric field in the dielectric. K is the dielectric constant. shouldn't it be just 1/2 epsilon Ed^2 Why K, we already take the electric field in side the dielectric. 


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