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llamajuice
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Homework Statement
The transmitting antenna for a radio station is 7.00km from your house. The frequency of the electromagnetic wave broadcast is 536kHz. The station builds a 2nd transmitting antenna that broadcasts an identical em wave in phase with the 1st one. The new antenna is 8.12km from your house. Show whether constructive or destructive interference occurs at your radio.
Homework Equations
v=f╗
v = c = 3 x 10^8 m/s
The Attempt at a Solution
So I found the wavelength: v/f 5.6x 10^2m, but I don't know how to tell when constructive or destructive interference occurs.
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