Q.
A parallel plate capacitor consists of two circular r plates each of radius z cm, separated by a distance-of 0.1 mm. If voltage across the plates is varying at the rate of 5 x 10 13 V/s then the value of displacement current is
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a
5.50 A
b
5.56 x 102 A
c
5.56 x 103 A
d
2.28 x 104 A
answer is C.
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Detailed Solution
id=ϵ0AdEdt=ϵ0AddVdt (∵E=V/d) id=8⋅86×10−123⋅4×2×10−220⋅1×10−3×5×1013 =5⋅56×103A
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