AAI ATC Junior Executive 2016 Shift 1 Paper

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Question : 71 of 120
 
Marks: +1, -0
The Poynting vector of an electromagnetic wave in vacuum is S = {(120 W/m2) sin2[(8.0 rad/m) z + (2.4 × 109 rad/s) t]} k. What is the wavelength?
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