19 Two radio transmitters radiating in phase are located at points A and B 250 m apart The radio waves have frequency of 3 MHz A

Question

19 Two radio transmitters radiating in phase are located at points A and B 250 m apart The radio waves have frequency of 3 MHz A radio receiver is moved out from point B along a line BC perpendicular to AB The distance from B beyond which the detector does not detect any minima is a 200 m c 600 m 250 m B b 400 m d 500 m C

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