What is the electric field energy density at given point

Reference no: EM13277066

An electromagnetic wave has an electric field strength of 145 V/m at a point P in space at time t.

(a) What is the electric field energy density at P?

(b) A parallel-plate capacitor whose plates have area 0.110 m2 has a uniform electric field between its plates with the same energy density as the answer to part a. What is the charge on the capacitor?

Reference no: EM13277066

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