A person driving at 17 m>s crosses the line connecting two radio transmitters at right angles, as
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A person driving at 17 m>s crosses the line connecting two radio transmitters at right angles, as shown in FIGURE 28-41. The transmitters emit identical signals in phase with each other, which the driver receives on the car radio. When the car is at point A, the radio picks up a maximum net signal.
(a) What is the longest possible wavelength of the radio waves?
(b) At what time after the car passes point A does the radio experience a minimum in the net signal? Assume that the wavelength has the value found in part (a).
In figure 28-41
Transcribed Image Text:
v = 17 m/s -450 m- -150m-
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