As the bat flies at a constant speed of 0.04 v toward a large tree trunk (where v denotes the speed of sound) the bat emits an ultrasonic pulse. The pulse is reflected off the tree and returns to the bat, which can detect and analyze the returning signal. If the returning signal has a frequency of 61 kHz, at approximately what frequency did the bat emit the original ultrasonic pulse

Answer rating: 100% (QA)

To solve this question we can use the Doppler effect equation for sound The Doppler effect describes ... View the full answer