Question and answer
Police radar works to detect speeding cars by use of A. wave interference B. the Doppler Effect C. the formation of standing waves D. wave cancellation
Police radar works to detect speeding cars by use of the Doppler Effect.
Expert answered|Score 1|jeifunk|Points 87427|
Question
Asked 12/9/2017 5:18:46 PM
Updated 12/10/2017 1:59:00 AM
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This answer has been confirmed as correct and helpful.
Edited by Masamune [12/10/2017 1:58:58 AM], Confirmed by Masamune [12/10/2017 1:59:00 AM]
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