Physics, 06.08.2019 01:30, kmafromhannah2905
Speakers a and b are vibrating in phase. they are directly facing each other, are 7.80 m apart, and are each playing a 73.0 - hz tone. the speed of sound is 343 m/s. one the line between the speakers there are three points where constructive interference occurs. what are the distances of these three points from speaker a?
Answers: 2
Physics, 21.06.2019 16:20, claudia1252
Two identical small charged spheres are a certain distance apart, and each one initially experiences an electrostatic force of magnitude f due to the other. with time, charge gradually leaks off of both spheres. when each of the spheres has lost half its initial charge, the magnitude of the electrostatic force will be
Answers: 1
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