EC > GATE 2015 SET-1 > Electromagnetics
The electric field intensity of a plane wave traveling in free space is given by the following expression
E(x, t) = ây 24π cos(2π × 109 t − k0x) V/m.
In this field, consider a square area 10 cm × 10 cm on a plane x + y = 1. The time-averaged power (in mW) passing through this area is
E(x, t) = ây 24π cos(2π × 109 t − k0x) V/m.
In this field, consider a square area 10 cm × 10 cm on a plane x + y = 1. The time-averaged power (in mW) passing through this area is
Correct : 53 to 54
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