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JEE Main Physics Class 12 Electrostatic Potential and Capacitance Part 2 Questions

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Question : 85

Total: 100

A parallel plate capacitor with plate area 'A' and distance of separation 'd' is filled with a dielectric. What is the capacity of the capacitor when permittivity of the dielectric varies as :
ε(x)=ε0+kx, for (0<x≤

)
ε(x)=ε0+k(d−x), for (

[25 Jul 2021 Shift 1]

(ε0+
kd
2
)2∕kA
kA
2‌ln(
2ε0+kd
2ε0
)
0
kA
2
‌ln(
2ε0
2ε0−kd
)

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