How far should the two circular conducting plates each of radius 20/√π cm be kept in vacuum to constitute a parallel plate capacitor of capacitance 40 of?
Afra , 6 Years ago
Grade 12
1 Answers
Khimraj
Last Activity: 6 Years ago
Area of circular plate
A = = 400 cm*cm = 0.04 m*m
Capacitance C = A0/d
So d = 0.040/40 = 8.85*10-15 m
Hope it clears.
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