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Two parallel plate capacitors X and Y have the same area of plates and same seperation and air between the plates while Y contains a dielectric medium of in_r=4 Estimate the ratio of electrostatic energy stored in X and Y. |
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Answer» SOLUTION :`U_x/V_y=((Q^2//2C_x))/((Q^2//2C_y))=C_x/C_y=(4C)/C =4/1` `impliesU_x : U_y=4:1` |
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