Physics, asked by bbrekhathakur, 5 months ago

Drive and expression for capcitane
of parallel plate capacitor with
dielectrics.​

Answers

Answered by ridahussain86
60

Let the two plates are kept parallel to each other separated be a distance d and cross-sectional area of each plate is A.

Electric field by a single thin plate E

=

o

σ

Total electric field between the plates E=

o

σ

+

o

σ

Or E=

ϵ

o

σ

Or E=

o

Q

Potential difference between the plates V=Ed

⟹ V=

o

Qd

Capacitance C=

V

Q

Thus we get capacitance of parallel plate capacitor C=

d

o

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