1. Tardigrade
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  4. A capacitor is having a capacity of 2 pF. Electric field across the capacitor is changing with a value of 1012 V / s. The displacement current (in Amp) is ?

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Q. A capacitor is having a capacity of $2\, pF$. Electric field across the capacitor is changing with a value of $10^{12} V / s$. The displacement current (in $Amp$) is ?

Electromagnetic Waves

Solution:

$\frac{ dq }{ dt }= c \frac{ dV }{ dt }=2 \times 10^{-12} \times 10^{12}=2 A$