Physics, 25.03.2020 02:37, mallyosburn
A body oscillates with simple harmonic motion according to the following equation. x = (2.5 m) cos[(6π rad/s)t + π/4 rad] (a) At t = 7.0 s, find the displacement. 1.77 Correct: Your answer is correct. m (b) At t = 7.0 s, find the velocity. -33.32 Correct: Your answer is correct. m/s (c) At t = 7.0 s, find the acceleration. -628.1 Correct: Your answer is correct. m/s2 (d) At t = 7.0 s, find the phase of the motion. rad (e) At t = 7.0 s, find the frequency of the motion. Hz (f) At t = 7.0 s, find the period of the motion. s
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, 23.06.2019 06:30, davelopez979
The energy of a photon is equal to (what) times (what) of the photon.
Answers: 1
A body oscillates with simple harmonic motion according to the following equation. x = (2.5 m) cos[(...
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