At a distance of 60.0km from a radio station antenna the
electric-field amplitude is 8.70�10?2V/m
Part B
Assuming...
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Physics
At a distance of 60.0km from a radio station antenna theelectric-field amplitude is 8.70�10?2V/m
Part B
Assuming that the antenna radiates equally in all directions(which is probably not the case), what is the total power output ofthe station? in W
Part C
At what distance from the antenna is the electric-fieldamplitude equal to half the value given? in km
Answer & Explanation
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4.2 Ratings (528 Votes)
To resolve this prroblem you have to know about PoyntingvectorStep 1DefinitionPoynting vector Represents thedirectional energy flux density the rate of energy transfer perunit area of anelectromagnetic field
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