Physics, 11.06.2020 14:57 WhatTheFangirl2927
what is the intensity of the sound waves produced at a trumpet at a distance of 3.2 m when the power output of the trumpet is 0.20w ? assume that the sound waves are spherical
Answers: 3
Physics, 22.06.2019 02:30, JOEFRESH10
Which of the following are properties of mechanical waves? check all that apply ⭕️ particles of the medium move back and fourth, but do not move with the wave. ⭕️ the particles of the medium always move parallel to the wave motion. ⭕️ wave motion begins with a disturbance in the medium. ⭕️ waves transport energy from a source outward, away from the source.
Answers: 2
Physics, 22.06.2019 12:10, davidoj13
Awater slide of length l has a vertical drop of h. abby's mass is m. an average friction force of magnitude f opposes her motion. she starts down the slide at initial speed vi. use work-energy ideas to develop an expression for her speed at the bottom of the slide. then evaluate your result using unit analysis and limiting case analysis. express your answer in terms of the variables h, m, l, vi, f and appropriate constants. vf v f
Answers: 2
Physics, 22.06.2019 14:20, mercymain1014
How many atoms of nitrogen are in the chemical formula ni(w on
Answers: 1
what is the intensity of the sound waves produced at a trumpet at a distance of 3.2 m when the power...
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