The electric field intensity of a plane wave traveling in free space is given by the following expression E (x,t) = a_{y}24\pi \cos ⁡ (\omega t−k_{0}x) \: (\frac{V}{m}) In this field, consider a square area 10 cm x 10 cm on plane x + y = 1. The total time – averaged power (in mW) passing through the square area is_____________

GATE Electronics and Communications (EC) 2015 Shift 1 Solved Paper

Question : 64 of 65

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The electric field intensity of a plane wave traveling in free space is given by the following expression

E (x,t) = a_{y}24π \cos ⁡ (ω t−k_{0}x) \: (\;{V}/{m})

In this field, consider a square area 10 cm x 10 cm on plane x + y = 1. The total time – averaged power (in mW) passing through the square area is_____________

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